CN214529106U - Converter for recovering waste heat for metal smelting - Google Patents

Abstract

The utility model discloses a waste heat recovery converter for metal smelting, which comprises an air duct, wherein a sealing cover is fixedly arranged below the right end of the air duct, a furnace body is movably arranged below the sealing cover, a furnace mouth is arranged above the furnace body, a steel tapping hole is arranged at the middle position of the right end of the furnace body, and a base is fixedly arranged at the bottom end of the furnace body; after the converter is smelted, move the distillation tube to inside the furnace body, through pouring into rivers, turn into steam with water through the waste heat, can utilize the steam of high temperature, can be used to generate electricity and heating, or preheat the converter when using the converter next time, and simultaneously, the diameter of evaporating dish is the same with the fire door internal diameter, can seal the fire door, avoid the heat to run off, it is more high-efficient to the utilization of converter waste heat, recycle through the collection to steam, when avoiding direct heating, because of the irregularity of smelting time, impact damage to defeated warm tube causes.

Description

Converter for recovering waste heat for metal smelting

Technical Field

The utility model belongs to the technical field of the converter, concretely relates to waste heat recovery's converter is used in metal smelting.

Background

The surplus energy in the industrial field of China is large in utilization space, a large amount of heat energy is contained in industrial cooling water, industrial wastewater and geothermal tail water, but the heat energy is almost completely discarded due to low grade and difficult extraction, and a large amount of energy is consumed and released in the industries such as thermal power plants, coal, steel, chemical industry, petroleum, food, printing and dyeing and the like.

After the converter is smelted, a large amount of high-quality waste heat still exists inside, and current metallurgical waste heat recovery is not sufficient to waste heat recovery, and is used for heating peripheral residents behind most waste heat recovery, but metallurgical waste heat recovery is unstable, and unstable heating can cause stronger damage to the pipeline, provides a more stable waste heat recovery converter for this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a converter of waste heat recovery for metal smelting to propose the converter in solving above-mentioned background art after smelting, inside still has a large amount of and high-quality waste heat, current metallurgical waste heat recovery, it is abundant inadequately to waste heat recovery, and be used for heating peripheral resident behind the most waste heat recovery, but metallurgical waste heat recovery is unstable, and unstable heating can lead to the fact the problem of stronger damage to the pipeline.

In order to achieve the above object, the utility model provides a following technical scheme: a converter for recovering waste heat for metal smelting comprises an air duct, a sealing cover is fixedly arranged below the right end of the air duct, a furnace body is movably arranged below the sealing cover, a furnace opening is arranged above the furnace body, a steel tapping hole is arranged at the middle position of the right end of the furnace body, a base is fixedly arranged at the bottom end of the furnace body, a vent hole is arranged at the middle position of the base, a molten pool is arranged above the base, a distillation tube is movably arranged at the right upper part of the furnace body, a steam tube is fixedly arranged at the right end of the distillation tube, a water inlet pipe is fixedly arranged at the left end of the distillation pipe, a demisting area is fixedly arranged at the bottom end of the water inlet pipe, the bottom end of the distillation tube is fixedly provided with an evaporation pan, the demisting area is movably provided with a demisting folded plate, the arc mouth has been seted up in the upper right corner of defogging folded plate, the front end intermediate position department fixed mounting of defogging folded plate has the fixed axle.

Preferably, the distillation tube is formed by combining a steam tube and a water inlet tube, the steam tube and the water inlet tube are connected with the evaporation dish in a sealing mode through welding, and the diameters of the steam tube and the water inlet tube are the same as those of the evaporation dish.

Preferably, the defogging folded plates are provided with a plurality of groups, the fixed shaft penetrates through the front and rear ends of the defogging folded plates, and the defogging folded plates are rotatably connected with the water inlet pipe through the fixed shaft.

Preferably, each group of defogging folding plates is correspondingly provided with two groups of arcs, one group of arcs is arranged at the upper right corner of the defogging folding plate, and the other group of arcs is arranged at the lower left corner of the defogging folding plate.

Preferably, the diameter of the evaporating dish is the same as the inner diameter of the furnace mouth, and the sealing cover can completely cover the furnace mouth.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization, after the converter is smelted, move the distillation tube inside the furnace body, through pouring into rivers, turn into water vapor through the waste heat, can utilize the vapor of high temperature, can be used to generate electricity and heating, or preheat the converter when using the converter next time, and simultaneously, the diameter of evaporating dish is the same with the fire door internal diameter, can seal the fire door, avoid the heat to run off, it is more high-efficient to the utilization of converter waste heat, recycle through the collection to vapor, when avoiding direct heating, because of the irregularity of smelting time, the impact damage that causes defeated warm tube.

Drawings

FIG. 1 is a schematic view of the overall structure of the waste heat recovery converter of the present invention;

FIG. 2 is a schematic structural view of the waste heat recovery converter during recovery operation;

FIG. 3 is a schematic view of a demisting area structure of the waste heat recovery converter of the present invention;

FIG. 4 is a schematic view of a demisting folded plate structure of the waste heat recovery converter of the present invention;

in the figure: 1-gas guide tube, 2-distillation tube, 3-furnace body, 4-steel tapping hole, 5-vent hole, 6-base, 7-molten pool, 8-furnace mouth, 9-sealing cover, 10-steam tube, 11-evaporating dish, 12-demisting area, 13-water inlet tube, 14-demisting folded plate, 15-arc mouth and 16-fixed shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a converter for recovering waste heat in metal smelting, which comprises: including air duct 1, air duct 1's right-hand member below fixed mounting has sealed cowling 9, the below movable mounting of sealed cowling 9 has furnace body 3, fire door 8 has been seted up to furnace body 3's top, 3 right-hand member intermediate position departments of furnace body have seted up steel-tapping hole 4, the bottom fixed mounting of furnace body 3 has base 6, air vent 5 has been seted up to base 6's intermediate position department, molten bath 7 has been seted up to base 6's top, the upper right side movable mounting of furnace body 3 has distillation tube 2, the right-hand member fixed mounting of distillation tube 2 has steam pipe 10, the left end fixed mounting of distillation tube 2 has inlet tube 13, the bottom fixed mounting of inlet tube 13 has except that the fog district, the bottom fixed mounting of distillation tube 2 has evaporating dish 11, movable mounting has defogging folded plate 14 in defogging district 12, arc mouth 15 has been seted up in the upper right corner of defogging folded plate 14, there is fixed mounting fixed axle 16 in defogging folded plate 14's front end intermediate position department.

In order to facilitate the production and manufacture of the distillation tube 2, enhance the sealing performance of the steam tube 10, improve the waste heat recovery efficiency, and enable the steam tube 10 and the water inlet tube 13 to be welded with the evaporation dish 10 more firmly, in the embodiment, the distillation tube 2 is preferably formed by combining the steam tube 10 and the water inlet tube 13, the steam tube 10 and the water inlet tube 13 are fixedly and hermetically connected with the evaporation dish 11 by welding, and the steam tube 10 and the water inlet tube 13 have the same diameter as the evaporation dish 11.

In order to prevent the water vapor in the evaporation pan 11 from flowing out of the water inlet pipe 13 and prevent the defogging folding plates 14 from being impacted by too large water flow, the service life is reduced, in the embodiment, the preferable defogging folding plates 14 are provided with a plurality of groups, the fixing shaft 16 penetrates through the front and rear ends of the defogging folding plates 14, and the defogging folding plates 14 are rotatably connected with the water inlet pipe 13 through the fixing shaft 16.

In order to make defogging folded plate 14 convenient and fast more in the rotation of defogging district 12, to defogging folded plate 14 and water pipe 10 cause the collision damage when avoiding rotatory, in this embodiment, preferred every group defogging folded plate 14 corresponds and is provided with two sets of arcs 15, and wherein a set of arcs 15 is installed in the upper right corner of defogging folded plate 14, and a set of arcs 15 is installed in the lower left corner of defogging folded plate 14 in addition.

In order to avoid excessive dissipation of heat in the furnace through the furnace mouth 8 when filling oxygen into the furnace mouth 8 through the gas guide tube 1 and when inserting the gas guide tube 2 for waste heat recovery, in the embodiment, the diameter of the evaporation pan 11 is preferably the same as the inner diameter of the furnace mouth 8, and the sealing cover 9 can completely cover the furnace mouth 8.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back well, at first pour into the molten iron into the stove in, increase oxygen in 1 to the stove through the air duct, the gas tightness when too much heat dissipation is avoided and the oxygenation is guaranteed to sealed cowling 9, after the steelmaking, pour the molten steel through steel-tapping hole 4, the molten steel is handled the back, move evaporating dish 11 to the stove in, rethread inlet tube 13 is to leading-in rivers in the evaporating dish 11, afterwards, can heat through the moisture content of the interior high-quality waste heat of stove in to evaporating dish 11, only become vapor to water, flow in the steam pipe 10, remove 14 steam that flows to the inlet tube 13 of defogging folded plate in the fog district 12 simultaneously and filter, avoid losing in the inlet tube 13, promote waste heat recovery efficiency, after the use, can with distillation tube 2 follow the converter in take out.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a converter of waste heat recovery for metal smelting, includes air duct (1), its characterized in that: the improved steam distillation device is characterized in that a sealing cover (9) is fixedly mounted below the right end of the air duct (1), a furnace body (3) is movably mounted below the sealing cover (9), a furnace opening (8) is formed in the top of the furnace body (3), a steel tapping hole (4) is formed in the middle position of the right end of the furnace body (3), a base (6) is fixedly mounted at the bottom end of the furnace body (3), an air vent (5) is formed in the middle position of the base (6), a molten bath (7) is formed in the top of the base (6), a distillation tube (2) is movably mounted at the upper right side of the furnace body (3), a steam tube (10) is fixedly mounted at the right end of the distillation tube (2), a water inlet tube (13) is fixedly mounted at the left end of the distillation tube (2), a demisting area is fixedly mounted at the bottom end of the water inlet tube (13), and an evaporation vessel (11) is fixedly mounted at the bottom end of the distillation tube (2), a defogging folded plate (14) is movably mounted in the defogging area (12), an arc opening (15) is formed in the upper right corner of the defogging folded plate (14), and a fixed shaft (16) is fixedly mounted at the middle position of the front end of the defogging folded plate (14).

2. The converter for recovering waste heat for metal smelting according to claim 1, characterized in that: the distillation tube (2) is formed by combining a steam tube (10) and an inlet tube (13), the steam tube (10) and the inlet tube (13) are connected with an evaporation dish (11) in a sealing mode through welding, and the steam tube (10) and the inlet tube (13) are the same as the diameter of the evaporation dish (11).

3. The converter for recovering waste heat for metal smelting according to claim 1, characterized in that: the demisting folding plate is characterized in that a plurality of groups of demisting folding plates (14) are arranged, the fixed shaft (16) penetrates through the front end and the rear end of the demisting folding plates (14), and the demisting folding plates (14) are rotatably connected with the water inlet pipe (13) through the fixed shaft (16).

4. The converter for recovering waste heat for metal smelting according to claim 1, characterized in that: each group defogging folded plate (14) corresponds and is provided with two sets of arcs (15), and wherein a set of arcs (15) are installed in the upper right corner of defogging folded plate (14), and the lower left corner at defogging folded plate (14) is installed in another set of arcs (15).

5. The converter for recovering waste heat for metal smelting according to claim 1, characterized in that: the diameter of the evaporation dish (11) is the same as the inner diameter of the furnace opening (8), and the sealing cover (9) can completely cover the furnace opening (8).

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