CN108344304B - Skirt cover component for metallurgy and smelting system with skirt cover component - Google Patents
Skirt cover component for metallurgy and smelting system with skirt cover component Download PDFInfo
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- CN108344304B CN108344304B CN201810259059.0A CN201810259059A CN108344304B CN 108344304 B CN108344304 B CN 108344304B CN 201810259059 A CN201810259059 A CN 201810259059A CN 108344304 B CN108344304 B CN 108344304B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/12—Casings; Linings; Walls; Roofs incorporating cooling arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
- F27D2017/006—Systems for reclaiming waste heat using a boiler
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D2021/0057—Security or safety devices, e.g. for protection against heat, noise, pollution or too much duress; Ergonomic aspects
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention discloses a metallurgical skirt assembly and a smelting system with the same, wherein the skirt assembly comprises: a skirt cover body; the first end of the water inlet pipe is connected with the skirt cover main body, the water inlet pipe comprises a plurality of sequentially connected horizontal inlet sections which extend in space, and each horizontal inlet section extends in a straight line in a horizontal plane or a vertical plane; the first end of the water outlet pipe is connected with the skirt cover main body, the water outlet pipe comprises a plurality of sequentially connected water outlet horizontal sections which extend in space, and each water outlet horizontal section extends in a straight line in a horizontal plane or a vertical plane. According to the skirt cover assembly for metallurgy, provided by the embodiment of the invention, the lengths of the water inlet pipe and the water outlet pipe are prolonged, the flexibility of a pipeline is greatly improved, the pressure bearing capacity is high, the structure is simple, the safety is high, the manufacturing cost is low, the adaptability is strong, and the skirt cover assembly can be arranged according to specific practical conditions.
Description
Technical Field
The invention relates to the technical field of metal smelting equipment, in particular to a skirt cover assembly for metallurgy and a smelting system with the skirt cover assembly.
Background
In nonferrous metal smelting equipment, a freely expandable skirt is generally arranged between the exhaust-heat boiler and the smoke outlet of the metallurgical furnace, and the skirt plays a role in connection between the exhaust-heat boiler and the metallurgical furnace. Compared with a waste heat boiler, the skirt cover has larger thermal displacement which reaches 200mm at maximum, so that the skirt cover needs to be lifted by about 500mm during maintenance.
The skirt is used as a part of the boiler, the boiler water needs to be continuously cooled, and the heated boiler water needs to be discharged, so that a pipeline needs to be connected between the skirt and a steam-water system of the boiler, and the high-pressure high-temperature water flowing in the pipeline forms a great threat to operators once the water leaks. Because the water inlet and outlet pipeline of the skirt cover operates under the working condition of high temperature and high pressure, and the displacement of the skirt cover is large, a universal compensator is required to be arranged on the pipeline so as to absorb the related displacement of the skirt cover.
The universal compensator in the related art is provided with a universal angle type corrugated compensator or a metal hose, and is in flexible connection, so that the universal angle type corrugated compensator has certain limitation in bearing pressure, the absorption of the displacement of the skirt cover can be limited, and the universal angle type corrugated compensator has relatively large potential safety hazard, is complex in structure, high in manufacturing cost and poor in safety.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art.
Therefore, the invention provides the skirt cover assembly for metallurgy, which has the advantages of high pressure bearing capacity, simple structure, low cost and high safety.
The invention also provides a smelting system with the skirt cover component for metallurgy.
An embodiment of a metallurgical skirt assembly according to a first aspect of the invention, comprises: a skirt cover body; the first end of the water inlet pipe is connected with the skirt cover main body, the water inlet pipe comprises a plurality of sequentially connected horizontal inlet sections which extend in space, and each horizontal inlet section extends in a straight line in a horizontal plane or a vertical plane; the first end of the water outlet pipe is connected with the skirt cover main body, the water outlet pipe comprises a plurality of sequentially connected water outlet horizontal sections which extend in space, and each water outlet horizontal section extends in a straight line in a horizontal plane or a vertical plane.
According to the skirt cover component for metallurgy, the water inlet pipe connected with the skirt cover main body is arranged to be a plurality of sequentially connected water inlet straight sections extending in space, the water outlet pipe connected with the skirt cover main body is arranged to be a plurality of sequentially connected water outlet straight sections extending in space, the lengths of the water inlet pipe and the water outlet pipe are prolonged, the flexibility of a pipeline is greatly improved, the pressure bearing capacity is high, the structure is simple, the safety is high, the manufacturing cost is low, the adaptability is strong, and the skirt cover component can be arranged according to specific practical conditions.
According to one embodiment of the invention, the water inlet pipe comprises: a first set of straight sections, said first set of straight sections comprising at least one of said inlet straight sections, said first set of straight sections being disposed in a first horizontal plane; a second set of straight sections, said second set of straight sections comprising at least one said inlet straight section, said second set of straight sections being disposed in a second horizontal plane, wherein said second horizontal plane is located below said first horizontal plane; the straight section of third group, the straight section of third group includes at least one the straight section of entering water, the straight section of third group is established in first vertical face, the one end of straight section of third group with the one end of straight section of first group links to each other, the other end of straight section of third group with the one end of straight section of second group links to each other.
According to an alternative example of the present invention, the first set of straight sections includes two of the water inlet straight sections, and the two water inlet straight sections are arranged in an L shape.
According to another alternative example of the present invention, the second set of straight segments is connected to the skirt body.
According to another embodiment of the invention, the outlet pipe comprises: a fourth set of straight segments including at least one of the out-of-level straight segments, the fourth set of straight segments disposed in a third horizontal plane; a fifth set of straight segments including at least one of the out-of-level straight segments, the fifth set of straight segments disposed in a second horizontal plane, wherein the second horizontal plane is located below the third horizontal plane; the straight section of sixth group, the straight section of sixth group includes at least one go out the straight section of level, the straight section of sixth group is established in the second vertical face, the straight section of sixth group one end with the straight section of fourth group one end links to each other, the straight section of other end of sixth group with the straight section of fifth group one end links to each other.
In some examples, the fourth set of straight sections includes two of the out-straight sections, the two out-straight sections being arranged in an L-shape.
In other examples, the fifth set of straight segments is connected to the skirt body.
A smelting system according to an embodiment of the second aspect of the invention comprises a metallurgical furnace, a waste heat boiler arranged downstream of the metallurgical furnace, and a metallurgical skirt assembly according to the above embodiment, the skirt assembly being arranged between the metallurgical furnace and the waste heat boiler.
According to the smelting system provided by the embodiment of the invention, the water inlet pipe connected with the skirt cover main body is arranged into the plurality of sequentially connected water inlet straight sections extending in the space, the water outlet pipe connected with the skirt cover main body is arranged into the plurality of sequentially connected water outlet straight sections extending in the space, the lengths of the water inlet pipe and the water outlet pipe are prolonged, the flexibility of the pipeline is greatly improved, and the smelting system has the advantages of high pressure bearing capacity, simple structure, high safety, low manufacturing cost and strong adaptability, and can be arranged according to specific practical conditions.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of a metallurgical skirt assembly according to an embodiment of the invention;
FIG. 2 is a top view of a metallurgical skirt assembly according to an embodiment of the invention;
FIG. 3 is a schematic view of a metallurgical skirt assembly according to another embodiment of the invention.
Reference numerals:
100: a metallurgical skirt assembly;
10: a skirt cover body;
20: a water inlet pipe; 21: a first set of straight sections; 22: a second set of straight sections; 23: a third set of straight sections;
30: a water outlet pipe; 31: a fourth set of straight sections; 32: a fifth set of straight sections; 33: a sixth set of straight segments.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
A metallurgical skirt assembly 100 according to an embodiment of the first aspect of the invention is described below with reference to fig. 1-3.
As shown in fig. 1-3, a metallurgical skirt assembly 100 according to an embodiment of the present invention includes a skirt body 10, an inlet tube 20, and an outlet tube 30.
Specifically, the first end of the water inlet pipe 20 is connected to the skirt main body 10, wherein the water inlet pipe 20 includes a plurality of water inlet straight sections, the plurality of water inlet straight sections extend in the space and are sequentially connected, each water inlet straight section extends in a straight line shape in the horizontal plane or in the vertical plane, the first end of the water outlet pipe 30 is connected to the skirt main body 10, wherein the water outlet pipe 30 includes a plurality of water outlet straight sections, the plurality of water outlet straight sections extend in the space and are sequentially connected, each water outlet straight section extends in a straight line shape in the horizontal plane or in the vertical plane, boiler water enters the skirt main body 10 through the water inlet pipe 20 for continuous cooling, and the heated boiler water is discharged through the water outlet pipe 30.
Therefore, the length of the water inlet pipe 20 and the water outlet pipe 30 which are respectively connected with the skirt cover main body 10 is greatly increased, the flexibility of the pipeline is improved, the displacement value of the skirt cover main body 10 in the three-dimensional direction can be absorbed in a high-temperature state, the leakage of high-temperature and high-pressure water in the pipeline can be avoided, and the personal safety of operators is ensured.
According to the metallurgical skirt assembly 100 of the embodiment of the invention, the water inlet pipe 20 connected with the skirt main body 10 is arranged into a plurality of sequentially connected water inlet straight sections extending in space, the water outlet pipe 30 connected with the skirt main body 10 is arranged into a plurality of sequentially connected water outlet straight sections extending in space, the lengths of the water inlet pipe 20 and the water outlet pipe 30 are prolonged, the flexibility of a pipeline is enhanced, the pressure bearing capacity is improved, soft connection is not needed, the structure is simple, potential safety hazards caused by pipeline leakage are effectively prevented, the manufacturing cost is low, the adaptability in practical application is high, and the assembly can be arranged according to specific practical situations.
As shown in fig. 1 and 2, according to one embodiment of the present invention, the water intake pipe 20 includes a first set of straight sections 21, a second set of straight sections 22, and a third set of straight sections 23, the first set of straight sections 21 including at least one water intake straight section, for example, the first set of straight sections 21 may include one water intake straight section, two water intake straight sections, three water intake straight sections, etc., the first set of straight sections 21 are disposed in a first horizontal plane, i.e., the water intake straight sections of the first set of straight sections 21 are in the same horizontal plane, and the plurality of water intake straight sections of the first set of straight sections 21 are sequentially connected in the first horizontal plane, and the water intake straight sections of the first set of straight sections 21 all extend horizontally in the first horizontal plane.
The second set of straight sections 22 includes at least one horizontal inlet straight section, for example, the second set of straight sections 22 may include one horizontal inlet straight section, two horizontal inlet straight sections, three horizontal inlet straight sections, etc., the second set of straight sections 22 are disposed in a second horizontal plane, that is, the horizontal inlet straight sections of the second set of straight sections 22 are in the same horizontal plane, the plurality of horizontal inlet straight sections of the second set of straight sections 22 are sequentially connected in the second horizontal plane, and the horizontal inlet straight sections of the second set of straight sections 22 all extend horizontally in the second horizontal plane, wherein the second horizontal plane is located below the first horizontal plane, that is, the first set of straight sections 21 is located above the second set of straight sections 22.
The third group of straight sections 23 comprises at least one water inlet straight section, wherein the third group of straight sections 23 can be one water inlet straight section, two water inlet straight sections, three water inlet straight sections and the like, the third group of straight sections 23 are arranged in a first vertical plane, namely the water inlet straight sections of the third group of straight sections 23 vertically extend in the first vertical plane, the upper ends of the third group of straight sections 23 are connected with one end of the first group of straight sections 21, and the lower ends of the third group of straight sections 23 are connected with one end of the second group of straight sections 22.
Therefore, through setting the inlet tube 20 into the straight section of multiunit, and the straight section of every group is in different planes respectively, and every straight section of group includes at least one straight section of intaking respectively, like this, inlet tube 20 is circuitous coiling in the space, greatly increased inlet tube 20's length, improved inlet tube 20's flexibility, displacement (like the state when skirt cover main part 10 lifts in figure 3) that produces when inlet tube 20 can absorb skirt cover main part 10 deformation has the bearing capacity height, simple structure, the security is high, low in manufacturing cost, strong advantage such as adaptability.
As shown in fig. 2, according to an alternative example of the present invention, the first set of straight sections 21 includes two water inlet straight sections, the two water inlet straight sections are connected in a first horizontal plane, and the two water inlet straight sections are arranged in an L shape, so that there are a plurality of water inlet straight sections in the first horizontal plane, which lengthens the length of the first set of straight sections 21, and improves the flexibility of the first set of straight sections 21, and further improves the bearing capacity of the water inlet pipe 20.
As shown in FIG. 2, according to another alternative example of the invention, a second set of straight sections 22 communicates with the skirt body 10 to allow boiler water to flow into the skirt body 10.
According to another embodiment of the present invention, the water outlet pipe 30 includes: the fourth straight section 31, the fifth straight section 32 and the sixth straight section 33, the fourth straight section 31 includes at least one horizontal straight section, for example, the fourth straight section 31 may include one horizontal straight section, may include two horizontal straight sections, may also include three horizontal straight sections, etc., the fourth straight section 31 is disposed in the third horizontal plane, the plurality of horizontal straight sections of the fourth straight section 31 are sequentially connected, and the horizontal straight sections of the fourth straight section 31 extend horizontally in the third horizontal plane.
The fifth set of straight sections 32 includes at least one horizontal straight section, for example, the fifth set of straight sections 32 may include one horizontal straight section, may include two horizontal straight sections, may also include three horizontal straight sections, etc., the fifth set of straight sections 32 are disposed in a second horizontal plane, and the plurality of horizontal straight sections of the fifth set of straight sections 32 are sequentially connected, and the horizontal straight sections of the fifth set of straight sections 32 extend horizontally in the second horizontal plane, where the second horizontal plane is located below the third horizontal plane, i.e., the fifth set of straight sections 32 is located above the fourth set of straight sections 31.
The sixth group of straight sections 33 includes at least one water inlet straight section, for example, the sixth group of straight sections 33 may include one water outlet straight section, may include two water outlet straight sections, may also include three water outlet straight sections, etc., the sixth group of straight sections 33 are disposed in a second vertical plane, the plurality of water outlet straight sections of the sixth group of straight sections 33 are sequentially connected and vertically extend in the second vertical plane, one end of the sixth group of straight sections 33 is connected with one end of the fourth group of straight sections 31, and the other end of the sixth group of straight sections 33 is connected with one end of the fifth group of straight sections 32.
Therefore, through setting the water outlet pipe 30 into a plurality of groups of straight sections, each group of straight sections are respectively positioned in different planes, each group of straight sections respectively comprises at least one water outlet straight section, thus, the water outlet pipe 30 is wound in a roundabout way in space, the length of the water outlet pipe 30 is greatly increased, the flexibility of the water outlet pipe 30 is improved, the water outlet pipe 30 can absorb displacement generated when the skirt cover main body 10 is deformed (such as the state when the skirt cover main body 10 is lifted in fig. 3), high-temperature and high-pressure water leakage in a pipeline is avoided, and the water outlet pipe has the advantages of high pressure bearing capacity, simple structure, high safety, low manufacturing cost, strong adaptability and the like.
In some examples, the fourth set of straight sections 31 includes two straight sections that extend horizontally in the third plane and are connected in sequence, and the two straight sections are arranged in an L shape, so that there are multiple straight sections in the third plane, which lengthens the length of the fourth set of straight sections 31, improves the flexibility of the fourth set of straight sections 31, and further improves the bearing capacity of the water outlet pipe 30.
In other examples, the fifth set of straight sections 32 communicates with the skirt body 10 to drain boiler water out of the skirt body 10 to effect cooling of the skirt body 10.
The inlet pipe 20 and the outlet pipe 30 of the skirt assembly 100 for metallurgy in the invention are wound in a roundabout way in space, so that the length of a pipeline is increased, the flexibility of the pipeline is obviously increased, and the expected displacement value of the skirt main body 10 in the three-dimensional direction can be absorbed in a hot state.
The maximum displacement values of the skirt cover main body 10 in the cold state and the hot state and the maximum stress and the maximum thrust of the corresponding pipeline at the moment are calculated respectively by using stress calculation software, and the stress value and the thrust value are kept smaller than allowable stress and allowable thrust value under any working condition, so that the pipeline is ensured to be safe and reliable under any working condition.
The flow medium in the metallurgical skirt assembly 100 is boiler water, e.g. at a pressure of 5.8MPa and a temperature of 260 ℃, wherein the pipes are of the specifications
By special coiling of the inlet pipe 20 and the outlet pipe 30 of the metallurgical skirt assembly 100, the length of the pipe is greatly increased, and the flexibility of the pipe section is greatly improved, for example, by calculation, under the working condition that the skirt main body 10 is displaced by 500mm in a thermal state, the stress and the thrust of the pipe are kept at a low level.
The specific type of the pipe winding in the invention is not fixed, the compensation purpose can be realized by various pipe winding methods according to local conditions, and the pipe winding method can be applied to other occasions needing large displacement, and the special type of the pipe winding method can be known to those skilled in the art.
The smelting system according to the embodiment of the second aspect of the invention includes a metallurgical furnace, a waste heat boiler, which is provided downstream of the metallurgical furnace, and the skirt assembly 100 for metallurgy according to the above-described embodiment, the skirt assembly 100 being provided between the metallurgical furnace and the waste heat boiler.
According to the smelting system provided by the embodiment of the invention, the water inlet pipe 20 connected with the skirt cover main body 10 is arranged into the plurality of sequentially connected water inlet straight sections extending in the space, the water outlet pipe 30 connected with the skirt cover main body 10 is arranged into the plurality of sequentially connected water outlet straight sections extending in the space, the lengths of the water inlet pipe 20 and the water outlet pipe 30 are prolonged, and the flexibility of a pipeline is greatly improved.
Other constructions and operations of metallurgical skirt assemblies 100 and metallurgical systems incorporating the same according to embodiments of the invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A metallurgical skirt assembly, comprising:
a skirt cover body;
the first end of the water inlet pipe is connected with the skirt cover main body, the water inlet pipe comprises a plurality of sequentially connected horizontal inlet sections which extend in space, and each horizontal inlet section extends in a straight line in a horizontal plane or a vertical plane;
the first end of the water outlet pipe is connected with the skirt cover main body, the water outlet pipe comprises a plurality of sequentially connected water outlet horizontal sections which extend in space, and each water outlet horizontal section extends in a straight line in a horizontal plane or a vertical plane;
the water inlet pipe includes:
a first set of straight sections, said first set of straight sections comprising at least one of said inlet straight sections, said first set of straight sections being disposed in a first horizontal plane;
a second set of straight sections, said second set of straight sections comprising at least one said inlet straight section, said second set of straight sections being disposed in a second horizontal plane, wherein said second horizontal plane is located below said first horizontal plane;
the third group of straight sections comprise at least one horizontal inlet section, the third group of straight sections are arranged in a first vertical plane, one end of each third group of straight sections is connected with one end of each first group of straight sections, and the other end of each third group of straight sections is connected with one end of each second group of straight sections;
the water outlet pipe comprises:
a fourth set of straight segments including at least one of the out-of-level straight segments, the fourth set of straight segments disposed in a third horizontal plane;
a fifth set of straight segments including at least one of the out-of-level straight segments, the fifth set of straight segments disposed in a second horizontal plane, wherein the second horizontal plane is located below the third horizontal plane;
the straight section of sixth group, the straight section of sixth group includes at least one go out the straight section of level, the straight section of sixth group is established in the second vertical face, the straight section of sixth group one end with the straight section of fourth group one end links to each other, the straight section of other end of sixth group with the straight section of fifth group one end links to each other.
2. The metallurgical skirt assembly of claim 1, wherein the first set of straight sections includes two of the inlet straight sections, the two inlet straight sections being in an L-shaped arrangement.
3. The metallurgical skirt assembly of claim 1, wherein the second set of straight segments are connected to the skirt body.
4. The metallurgical skirt assembly of claim 1, wherein the fourth set of straight sections includes two of the outlet straight sections, the two of the outlet straight sections being in an L-shaped arrangement.
5. The metallurgical skirt assembly of claim 1, wherein the fifth set of straight segments is connected to the skirt body.
6. A smelting system, comprising:
a metallurgical furnace;
the waste heat boiler is arranged at the downstream of the metallurgical furnace;
the metallurgical skirt assembly according to any one of claims 1-5, said skirt assembly being disposed between said metallurgical furnace and said waste heat boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259059.0A CN108344304B (en) | 2018-03-27 | 2018-03-27 | Skirt cover component for metallurgy and smelting system with skirt cover component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259059.0A CN108344304B (en) | 2018-03-27 | 2018-03-27 | Skirt cover component for metallurgy and smelting system with skirt cover component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108344304A CN108344304A (en) | 2018-07-31 |
| CN108344304B true CN108344304B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810259059.0A Active CN108344304B (en) | 2018-03-27 | 2018-03-27 | Skirt cover component for metallurgy and smelting system with skirt cover component |
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| Title |
|---|
| 刘玠等.炼钢生产自动化技术.冶金工业出版社,2006,(第2006年11月第1版版),第135-138页. * |
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