CN211451836U - Oxygen-enriched side-blown converter - Google Patents
Oxygen-enriched side-blown converter Download PDFInfo
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- CN211451836U CN211451836U CN201922232349.9U CN201922232349U CN211451836U CN 211451836 U CN211451836 U CN 211451836U CN 201922232349 U CN201922232349 U CN 201922232349U CN 211451836 U CN211451836 U CN 211451836U
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- blown converter
- flue
- oxygen
- converter body
- blown
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to an oxygen boosting side-blown converter, it includes the side-blown converter body, and side-blown converter body top one end is provided with the flue, and the side-blown converter body top other end is provided with the feed inlet, and the both sides of side-blown converter body are provided with the oxygen boosting tuber pipe respectively, the flue inner wall is provided with helical blade, and helical blade is outer along being fixed in on the lateral wall of flue, and helical blade's interior edge is infinitely close to the central axis. The utility model discloses energy-concerving and environment-protective effect has.
Description
Technical Field
The utility model belongs to the technical field of metallurgical technique and specifically relates to an oxygen boosting side blown converter is related to.
Background
The oxygen-enriched combustion refers to combustion by using oxygen-enriched air with higher oxygen concentration than the common air, is a high-efficiency and energy-saving combustion technology, and is often applied to the field of smelting industry; the traditional smelting furnace structure is that air is transmitted into the furnace body from the bottom of the furnace body to be burnt by ores in the furnace body; the air delivery of the furnace body structure can lead ore at the bottom of the furnace to be fully combusted, and the ore at the upper part of the furnace can not be fully combusted.
In the prior art, an oxygen-enriched side-blown converter structure with an authorization notice number of CN205133691U is provided with a cylindrical furnace bottom heat-resistant base, the top of the furnace bottom heat-resistant base is connected with a cylindrical furnace body, and the furnace body is formed by overlapping an annular one-layer copper water jacket, a two-layer copper water jacket, a three-layer copper water jacket, a four-layer molten steel jacket and a furnace top steel water jacket which are sequentially connected; oxygen-enriched air pipes are arranged on two sides of the copper water jacket layer and penetrate through the copper water jacket layer from the outside of the furnace body to be directly communicated with the inside of the furnace body; secondary air inlet pipes are arranged on two sides of the three-layer copper water jacket and are directly communicated with the interior of the furnace body; the oxygen-enriched side-blown furnace structure can accelerate the combustion of ores in all directions in the furnace body, so that the combustion of the ores is more comprehensive and thorough, the waste of ore resources is reduced, the manpower, material resources and financial resources of an enterprise are saved, and the benefit of the enterprise is maximized; meanwhile, the oxygen-enriched side-blown furnace structure can fully combust particles which are not burnt out of solids carried in flue gas, reduce the generation of harmful gas, reduce the smoke discharge amount and reduce air pollution and thermal pollution.
The above prior art solutions have the following drawbacks: in the structure among the above-mentioned technical scheme, the flue gas is though can fully burn, but waste more heat energy.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects existing in the prior art, the utility model aims at providing an oxygen-enriched side-blown converter which can save energy.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an oxygen boosting side blown converter, includes the side blown converter body, and side blown converter body top one end is provided with the flue, and the side blown converter body top other end is provided with the feed inlet, and the both sides of side blown converter body are provided with the oxygen boosting tuber pipe respectively, the flue inner wall is provided with helical blade, and helical blade is outer along being fixed in on the lateral wall of flue, and helical blade's interior edge is infinitely close to the central axis.
Through adopting above-mentioned technical scheme, when the inside flue gas of side-blown converter passed the flue, because the flue is inside to be the heliciform, the inside flue gas of flue will spend longer time through the flue, and the heat that this internal flue gas of side-blown converter can release in the flue from this will be more to can utilize unnecessary heat in the side-blown converter at the flue outer wall, thereby can the energy can be saved.
The present invention may be further configured in a preferred embodiment as: and the side wall of the flue is provided with a heat collecting pipe spirally surrounding the flue.
Through adopting above-mentioned technical scheme, when the flue gas passes through the thermal-collecting tube, on the thermal energy transmission on the flue lateral wall arrived the thermal-collecting tube, on leading to water in the thermal-collecting tube, hot water can be used for supplying heat for the residential building.
The present invention may be further configured in a preferred embodiment as: the oxygen-enriched air pipes on the two outer sides of the side-blown converter body are arranged in a staggered manner.
Through adopting above-mentioned technical scheme, the oxygen boosting tuber pipe dislocation set in the two outsides of side blown converter body, when the inside flue gas of side blown converter rises, under the horizontal application of force in turn of oxygen boosting tuber pipe, the flue gas in the side blown converter is the S form and rises to increased the distance that the flue gas rises and passed through, thereby increased the time that the flue gas stops in the side blown converter is inside, thereby make the heat that flue gas self taken can more release inside the side blown converter, thereby it is more energy-conserving.
The present invention may be further configured in a preferred embodiment as: and a blast pipe is arranged at the top end of the side wall on one side of the side-blown converter body.
Through adopting above-mentioned technical scheme, top one side sets up the blast pipe on the side-blown converter body, and the setting is so in order to make the inside top of side-blown converter also can fully burn.
The present invention may be further configured in a preferred embodiment as: a water tank is arranged on the outer wall of the side-blown furnace flue, and the heat collecting pipe is located inside the water tank.
Through adopting above-mentioned technical scheme, when being heated on the spiral pipe, because still there is steam to spill in the gap between the spiral pipe, consequently set up the water tank at the outer wall of side-blown stove flue, the water tank cuts off the waste heat that side-blown stove flue outer wall exposes, avoids during its entering air, increases the temperature in the factory building workshop for sultry is difficult to endure in the factory building workshop.
The present invention may be further configured in a preferred embodiment as: an acute angle is formed between the side-blown furnace body flue and the ground, and the blast pipe is positioned on the side wall of the direction departing from the direction of the side-blown furnace body flue.
Through adopting above-mentioned technical scheme, be the acute angle between side-blown converter body flue and the ground, the blast pipe is located the lateral wall that deviates from the direction of side-blown converter body flue orientation, sets up like this for make the flue gas also be the S form in side-blown converter is internal and rises to make the flue gas of side-blown converter inner wall take away heat still less.
The present invention may be further configured in a preferred embodiment as: the upper section of the inner wall of the bottom end of the side-blown converter body is wavy.
Through adopting above-mentioned technical scheme, the cross-section is wavy on the side-blown converter body bottom inner wall, when the flue gas removed along side-blown converter body bottom surface, because the slag tile on the side-blown converter body inner wall bottom surface that is wavy to can be so that there is more space between slag and the inside bottom surface of side-blown converter body, thereby make the burning of slag more abundant.
The present invention may be further configured in a preferred embodiment as: the supporting legs are arranged between the bottom end of the side-blown converter body and the ground and are in a plate shape, the cross section of the upper top ends of the supporting legs is a groove with an upward opening arc, two idler wheels are symmetrically and rotatably connected to two sides of the top end of the groove, and the side-blown converter body is in butt joint with the two idler wheels.
Through adopting above-mentioned technical scheme, arrange the side blown furnace body in the recess of supporting legs to make the side blown furnace can stabilize, set up the gyro wheel in the top both sides of recess, make the side blown wheel body arrange in on the supporting legs more easily.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when the flue gas in the side-blowing furnace passes through the flue, the flue gas in the flue takes longer time to pass through the flue due to the fact that the flue is spiral, so that more heat can be released in the flue by the flue gas in the side-blowing furnace body, and the redundant heat in the side-blowing furnace can be utilized on the outer wall of the flue, and therefore energy can be saved;
2. when the flue gas passes through the heat collecting pipes, the heat energy on the side wall of the flue is transferred to the heat collecting pipes, water flows through the heat collecting pipes, and the hot water can be used for heating residential buildings;
3. the oxygen-enriched air pipes in the two outer sides of the side-blown converter body are arranged in a staggered mode, when the smoke in the side-blown converter body rises, the smoke in the side-blown converter body rises in an S-shaped mode under the alternate transverse force application of the oxygen-enriched air pipes, so that the distance of the smoke rising is increased, the time of the smoke staying in the side-blown converter is prolonged, more heat brought by the smoke can be released in the side-blown converter, and the energy is saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view taken along a-a in fig. 1.
Fig. 3 is an enlarged schematic view along B-B in fig. 1.
In the figure, 1, a side-blown converter body; 2. supporting legs; 21. a groove; 22. a roller; 23. a feed inlet; 24. a discharge port; 3. a flue; 31. a helical blade; 32. a helical conduit; 33. a water tank; 4. a first oxygen-enriched air pipe; 5. a second oxygen-enriched air pipe; 6. a blast pipe; 7. and (4) convex ribs.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses an oxygen boosting side-blown converter, including cylindrical side-blown converter body 11, the one end at side-blown converter body 11 top is provided with flue 33, and the side-blown converter body 11 top other end is provided with feed inlet 2323, and the both sides of side-blown converter body 11 are provided with oxygen boosting tuber pipe 4 and oxygen boosting tuber pipe two 5 respectively, and oxygen boosting tuber pipe 4 is located about 10 centimeters in the top of oxygen boosting tuber pipe two 5, and when the production flue gas in the side-blown converter body 1, the flue gas is the S type in the side-blown converter and rises. Thereby prolonging the travel distance of the flue gas in the furnace, prolonging the staying time of the flue gas in the furnace and more fully utilizing the heat energy of the flue gas.
Referring to fig. 3, the inner wall of the flue 3 is provided with a helical blade 31, the outer edge of the helical blade 31 is fixed on the side wall of the flue 3, and the inner edge of the helical blade 31 is infinitely close to the central axis. When the flue gas passes through the flue 3, the flue gas passes through the helical blade 31, so that the stay length of the flue gas in the flue 3 is increased, the stay time of the flue gas in the flue 3 is prolonged, and the heat energy of the flue gas can be utilized more thoroughly in the flue 3.
Be provided with the spiral on the lateral wall of flue 3 and encircle the thermal-collecting tube of flue 3, when flue gas from the inside rise of flue 3, the inside heat of flue gas partly can be taken away by the inside water of water pipe to make the inside heat in workshop lower, thereby make in the workshop cooler more, can be used for heating for north with taking away thermal water simultaneously, kill two birds with one stone.
The top end of one side wall of the side-blown converter body 1 is provided with the blast pipe 6, so that the lower part of the side-blown converter body 1 can be burnt more thoroughly, and the upper part of the side-blown converter body 1 can be burnt more sufficiently.
The water tank 33 is coaxially and fixedly arranged on the outer wall of the side-blown converter body 1, the inner wall of the water tank 33 is tightly attached to the outer wall of the flue 3, the cross section of the outer wall of the water tank 33 is round, the part of the heat collecting pipe, which surrounds the outer wall of the flue 3, is positioned inside the water tank 33, and two ends of the heat collecting pipe respectively extend out of the water tank 33. When water passes through the inside of the heat collecting pipe, the heat conductivity between the outside and the flue 3 is low due to the poor heat conductivity of the water in the water tank 33, and thus the heat in the workshop is not so hot.
An acute angle is formed between the flue 3 of the side-blown furnace body 1 and the ground, and the blast pipe 6 is positioned on the side wall of the direction departing from the flue 3 of the side-blown furnace body 1. The flue gas also rises in an S shape in the side-blown converter body 1, so that less heat is taken away by the flue gas on the inner wall of the side-blown converter.
The bottom surface of the inner wall of the side-blown converter body 1 is provided with a plurality of parallel raised ribs 7, so that the cross section is wavy. When the flue gas removed along 1 bottom surface of side-blown converter body, because the slag tiled on 1 inner wall bottom surface of side-blown converter body that is wavy to can be so that there is more space between slag and the inside bottom surface of side-blown converter body 1, thereby make the burning of slag more abundant.
Be provided with supporting legs 2 between 1 bottom of side-blown converter body and the ground, supporting legs 2 are platelike, the top cross-section is the recess 21 of the ascending arc of opening on supporting legs 2, the top symmetry swivelling joint of recess 21 has two gyro wheels 22, side-blown converter body 1 and two gyro wheels 22 looks butt, place side-blown converter body 1 between two gyro wheels 22, place side-blown converter body 1 in the recess 21 of supporting legs 2, thereby make the side-blown converter can be stable, top both sides at recess 21 set up gyro wheel 22, make the side-blown wheel body arrange in on supporting legs 2 more easily.
The implementation principle of the embodiment is as follows: blow the interior blowing of side-blown furnace body 1 pan feeding mouth earlier, then light, open simultaneously oxygen boosting tuber pipe one 4 and two 5 oxygen boosting tuber pipes and lead to oxygen in to side-blown furnace body 1, open blast pipe 6 and ventilate to the inside top of side-blown furnace body 1, thereby make the top and the below of slag can both fully burn, oxygen boosting tuber pipe one 4 and two 5 dislocation set of oxygen boosting tuber pipe, thereby make the flue gas in the side-blown furnace body 1 rise along the S form, thereby the inside heat of flue gas can be more of a specified duration at the inside dwell time of side-blown furnace, thereby can utilize the inside heat maximize of flue gas.
When flue gas process flue 3, thereby make the flue gas dwell for a longer time in flue 3 because flue 3 is inside for spiral helicine passageway to utilize heat through helical piping 32 outside flue 3, the inside water of helical piping 32 can be used for heating for the resident's building.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an oxygen boosting side-blown converter, includes side-blown converter body (1), and side-blown converter body (1) top one end is provided with flue (3), and the side-blown converter body (1) top other end is provided with feed inlet (23), and the both sides of side-blown converter body (1) are provided with oxygen boosting tuber pipe, its characterized in that respectively: the inner wall of the flue (3) is provided with a helical blade (31), the outer edge of the helical blade (31) is fixed on the side wall of the flue (3), and the inner edge of the helical blade (31) is infinitely close to the central axis.
2. An oxygen-enriched side-blown converter according to claim 1, wherein: and the side wall of the flue (3) is provided with a heat collecting pipe spirally surrounding the flue (3).
3. An oxygen-enriched side-blown converter according to claim 2, wherein: the oxygen-enriched air pipes on the two outer sides of the side-blown converter body (1) are arranged in a staggered mode.
4. An oxygen-enriched side-blown converter according to claim 3, wherein: a blast pipe (6) is arranged at the top end of the side wall at one side of the side-blown converter body (1).
5. An oxygen-enriched side-blown converter according to claim 4, wherein: a water tank (33) is arranged on the outer wall of the side-blowing furnace flue (3), and the heat collecting pipes are located inside the water tank (33).
6. An oxygen-enriched side-blown converter according to claim 5, wherein: an acute angle is formed between the flue (3) of the side-blown converter body (1) and the ground, and the blast pipe (6) is positioned on the side wall which deviates from the direction of the flue (3) of the side-blown converter body (1).
7. An oxygen-enriched side-blown converter according to claim 6, wherein: the upper section of the inner wall of the side-blown converter body (1) is wavy.
8. An oxygen-enriched side-blown converter according to claim 7, wherein: the side-blown converter is characterized in that a supporting leg (2) is arranged between the bottom end of the side-blown converter body (1) and the ground, the supporting leg (2) is plate-shaped, the cross section of the upper top end of the supporting leg (2) is a groove (21) with an upward opening arc, two rollers (22) are symmetrically and rotatably connected to the two sides of the top end of the groove (21), and the side-blown converter body (1) is abutted to the two rollers (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922232349.9U CN211451836U (en) | 2019-12-13 | 2019-12-13 | Oxygen-enriched side-blown converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922232349.9U CN211451836U (en) | 2019-12-13 | 2019-12-13 | Oxygen-enriched side-blown converter |
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| Publication Number | Publication Date |
|---|---|
| CN211451836U true CN211451836U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922232349.9U Active CN211451836U (en) | 2019-12-13 | 2019-12-13 | Oxygen-enriched side-blown converter |
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| Country | Link |
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| CN (1) | CN211451836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175828A (en) * | 2021-03-22 | 2021-07-27 | 湖北大江环保科技股份有限公司 | Side-blown furnace for optimizing vertical yield and process method thereof |
| WO2022194285A1 (en) * | 2021-03-19 | 2022-09-22 | 中国恩菲工程技术有限公司 | Comprehensive utilization method for columbite |
-
2019
- 2019-12-13 CN CN201922232349.9U patent/CN211451836U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022194285A1 (en) * | 2021-03-19 | 2022-09-22 | 中国恩菲工程技术有限公司 | Comprehensive utilization method for columbite |
| CN113175828A (en) * | 2021-03-22 | 2021-07-27 | 湖北大江环保科技股份有限公司 | Side-blown furnace for optimizing vertical yield and process method thereof |
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