CN114130147A - Wet-type dust removal and dust fall device for metallurgical furnace and use method thereof - Google Patents
Wet-type dust removal and dust fall device for metallurgical furnace and use method thereof Download PDFInfo
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- CN114130147A CN114130147A CN202110787962.6A CN202110787962A CN114130147A CN 114130147 A CN114130147 A CN 114130147A CN 202110787962 A CN202110787962 A CN 202110787962A CN 114130147 A CN114130147 A CN 114130147A
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- 239000000428 dust Substances 0.000 title claims abstract description 181
- 238000000034 method Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 102
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000003825 pressing Methods 0.000 claims description 36
- 239000003595 mist Substances 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 abstract description 10
- 238000003287 bathing Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract 4
- 206010040007 Sense of oppression Diseases 0.000 abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 238000009856 non-ferrous metallurgy Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
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Abstract
The utility model discloses a wet dust removal and fall device for a metallurgical furnace and a use method thereof, wherein the device comprises a main pipeline; the dust removing and falling mechanism comprises a downward-bent pipeline, an inclined pipeline and a water passing tank, bath water is arranged in the water passing tank and is connected with a water circulating treatment device, a bearing is arranged at the lowest end of the inclined pipeline, the inner ring of the bearing is connected with a dust collecting mechanism, and an exhaust fan is arranged in the inclined pipeline; dust absorption mechanism includes the rolling disc of being connected with the bearing inner race, and axis of rotation and driving motor are connected to the rolling disc, evenly is provided with via hole and cyclic annular sponge on the rolling disc, and cyclic annular sponge is provided with the elasticity fixing net outward, and elasticity fixing net and rolling disc fixed connection, partly of cyclic annular sponge dip in the bathing aquatic, and cyclic annular sponge still is connected with oppression mechanism. Through above-mentioned setting, set up the cyclic annular sponge among a plurality of dust fall dust removal mechanisms and adsorb the dust in the gas to wash out the dust from cyclic annular sponge through oppression mechanism, have the advantage that dust collection efficiency is high.
Description
Technical Field
The utility model relates to the field of environmental protection equipment, in particular to a wet dust removal and fall device for a metallurgical furnace and a using method thereof.
Background
A metallurgical furnace for carrying out heat treatment on various materials or workpieces in the metallurgical production process. The thermal treatment is a treatment process which is characterized by the temperature rise of materials or workpieces, such as roasting, smelting, heating, heat treatment, drying and the like. Most production links of ferrous metallurgy and nonferrous metallurgy are not separated from a furnace. Historically, the innovation of many production links, the improvement of the yield and quality of the product, has been closely related to the innovation of old metallurgical furnaces and the application of new metallurgical furnaces. In the using process of the metallurgical furnace, a corresponding dust removal device is needed to achieve the purpose of environmental protection.
For example, chinese utility model patent that publication number is CN212262707U mentions a dust collector of metallurgical boiler, including the metallurgical boiler body, the right side intercommunication of metallurgical boiler body has the air exhauster, the right side intercommunication of air exhauster has the pipeline, the right side of metallurgical boiler body is equipped with the dust removal case, the bottom of pipeline runs through to the inside of dust removal case, the left side fixedly connected with backup pad of dust removal incasement wall. According to the utility model, the metallurgical boiler body, the exhaust fan, the pipeline, the dust removal box, the support plate, the motor, the transmission block, the transmission plate, the chute, the sliding column, the movable block, the transmission rod and the stirring rod are arranged and matched for use, so that the problems that the existing metallurgical boiler cannot treat smoke generated by a machine during working, so that the environmental air is seriously polluted during working, the working efficiency is influenced, a worker has great harm to the body after inhaling for a long time, the practicability of the metallurgical boiler is reduced, and the use of the metallurgical boiler is inconvenient for a user are solved.
The dust removal device of the metallurgical furnace achieves the purposes of dust fall and dust removal by adopting a water bath method, however, the dust cannot be fully absorbed into water when the dust amount is large, so that certain limitation exists.
In order to solve the problems, the application provides a wet dust removing and settling device for a metallurgical furnace.
Disclosure of Invention
The utility model aims to provide a wet dust removing and settling device for a metallurgical furnace and a using method thereof, wherein annular sponges in a plurality of dust removing and settling mechanisms are arranged to adsorb dust in gas, and a pressing mechanism is used to wash out the dust from the annular sponges, so that the wet dust removing and settling device has the advantage of high dust removing efficiency.
In order to achieve the purpose, the utility model provides the following technical scheme: a wet dust removal and dust fall device for a metallurgical furnace comprises a main pipeline which is vertically arranged and communicated with the metallurgical furnace, wherein the main pipeline is connected with a dust removal and dust fall mechanism;
the dust removing and dust settling mechanism comprises a downward-bent pipeline connected with the main pipeline, the downward-bent pipeline is connected with an inclined pipeline, a water passing tank is arranged at the joint of the lowest end of the inclined pipeline and the downward-bent pipeline, bath water is arranged in the water passing tank, the water passing tank is connected with a water circulation treatment device, a circulating part for enabling gas to flow from the downward-bent pipeline to the inclined pipeline is arranged above the bath water, a bearing is arranged at the lowest end of the inclined pipeline, a dust suction mechanism is connected to the inner ring of the bearing, and an exhaust fan is further arranged in the inclined pipeline;
the dust collection mechanism comprises a rotating disc connected with an inner ring of the bearing, a rotating shaft is arranged at the center of the rotating disc and connected with a driving motor, through holes are uniformly formed in the rotating disc, an annular sponge is fixedly connected to one side, inclined upwards, of the rotating disc, an elastic fixing net for fixing is arranged outside the annular sponge, the elastic fixing net is fixedly connected with the rotating disc, one part of the annular sponge is immersed in the bath water, and the annular sponge is further connected with a compression mechanism for compressing the annular sponge;
the pressing mechanism is respectively positioned in the bath water and at a position just above the water surface after the rotation of the annular sponge, the pressing mechanism comprises a pressing roller, the pressing roller is connected with a pressing shaft, the pressing shaft is rotatably connected with a pressing support, and the pressing support is fixedly arranged on the inclined pipeline.
According to the technical scheme, under the action of the exhaust fan in the inclined pipeline, gas and dust flow to the exhaust fan, in the flowing process, the gas and the dust pass through the part of the annular sponge positioned on the bath water surface, and the moisture content of the part of the annular sponge is reduced after the moisture in the part of the annular sponge is compressed by the compression mechanism, so that the dust is adsorbed in the annular sponge in the flowing process of the gas and the dust, and the purposes of dust removal and dust fall are achieved; meanwhile, the driving motor drives the rotating disc and the annular sponge to rotate, when the annular sponge adsorbing dust gradually rotates into the bath water, the moisture can be absorbed, so that the adsorbed dust begins to become free, the moisture in the annular sponge is squeezed out through the pressing mechanism, the free dust enters the bath water, and the cyclic treatment device can be recycled after post-treatment; from the above, we can see that the device can realize the purpose of dust removal and fall with high efficiency.
Preferably, the main pipeline is connected in series with 2 to 5 end-to-end dust removing and settling mechanisms, and the inclined pipeline of any one dust removing and settling mechanism is communicated with a downward bent pipeline of the downstream dust removing and settling mechanism.
Through above-mentioned technical scheme, through using many dust removal dust fall mechanisms in series, can further reduce the content of dust, reach the effect of high quality dust removal dust fall.
Preferably, the bath water treated by the water circulation treatment device firstly enters the water passing tank positioned at the most downstream, then flows to the water passing tank positioned at the upstream in sequence, and finally flows back to the water circulation treatment device for treatment, so as to circulate.
Through above-mentioned technical scheme, because the dust content in the water case that removes dust fall mechanism that the series connection used reduces gradually, consequently will be cleaner shower water, carry out iterative reuse, not only can save the water resource, the complexity of reduction this equipment that can also by a wide margin can reduce equipment manufacturing cost and use cost, is suitable for using widely.
Preferably, one side of the rotating shaft, which is inclined downwards, is connected with a rotating rod, and the rotating rod is connected with a stirring blade extending into the bath water.
Through above-mentioned technical scheme, through dwang and rotating vane, can strengthen the flow of the bathing water in the water tank, avoid the dust to deposit in the water tank to make entering into among the water cycle processing apparatus that the dust can be better, thereby better handle the dust.
Preferably, the annular sponge is uniformly provided with air passing holes.
Through above-mentioned technical scheme, reduce the resistance of cyclic annular sponge to the air through setting up the gas pocket to increase the speed that air and dust flowed through cyclic annular sponge, thereby increase the efficiency of dust removal and dust fall.
Preferably, the lower end of the downward bent pipeline is provided with a water mist nozzle for spraying water upwards, and the water mist nozzle is connected with a clean water pump for providing pressure.
By the technical scheme, the dust mixed in the air can be moistened by the water spray nozzle and the clean water pump, and the effects of preliminary dust removal and dust fall are achieved,
preferably, the use method of the wet dust removal and dust fall device for the metallurgical furnace comprises the following steps: the method comprises the following steps:
s1, determining the number of dust removing and settling mechanisms according to the dust generation condition of the metallurgical furnace, wherein the number is 2-5;
s2, connecting the main pipeline with the dust removing and settling mechanism, and connecting the rest dust removing and settling mechanisms in series;
s3, adjusting the rotation speed of the exhaust fan and the driving motor to enable dust to obviously flow to the main pipeline, and sequentially reducing the rotation speed of each dust removing and falling mechanism from upstream to downstream;
and S4, replacing the annular sponge periodically.
Through the technical scheme, the method can realize high-quality and high-efficiency dust removal and dust fall work on the premise of saving more energy.
Compared with the prior art, the utility model has the beneficial effects that:
(1) under the action of the exhaust fan in the inclined pipeline, gas and dust flow to the exhaust fan, and in the flowing process, the gas and the dust pass through the part of the annular sponge positioned on the bath water surface, and because the moisture content in the part of the annular sponge is reduced after being pressed by the pressing mechanism, the dust is adsorbed in the annular sponge in the flowing process of the gas and the dust, so that the purposes of dust removal and dust fall are achieved;
(2) the driving motor drives the rotating disc and the annular sponge to rotate, when the annular sponge adsorbed with dust gradually rotates into bath water, moisture can be absorbed, so that the adsorbed dust begins to become free, the moisture in the annular sponge is squeezed out through the compression mechanism, the free dust enters the bath water, and the cyclic treatment device can be recycled through post-treatment;
(3) through using many dust removal dust fall mechanisms in series, can further reduce the content of dust, reach the effect of high quality dust removal dust fall.
Drawings
FIG. 1 is a schematic view of a connection structure of a main pipe and a dust removing and settling mechanism in the utility model;
FIG. 2 is a schematic structural view of three dust removing and settling mechanisms connected in series according to the present invention;
FIG. 3 is a schematic diagram of the external structure of the dust removing and settling mechanism of the present invention;
FIG. 4 is a schematic view of the internal structure of the dust removing and settling mechanism of the present invention;
fig. 5 is a partially enlarged structural diagram of a in fig. 4.
In the figure: 1. a main pipeline; 2. bending the pipeline downwards; 3. inclining the pipeline; 4. passing through a water tank; 5. bathing water; 6. a water circulation treatment device; 7. a circulation section; 8. a bearing; 9. an exhaust fan; 10. rotating the disc; 11. a rotating shaft; 12. a drive motor; 13. a via hole; 14. an annular sponge; 15. an elastic fixing net; 16. pressing the roller; 17. pressing the shaft; 18. pressing the bracket; 19. a baffle ring; 20. rotating the rod; 21. agitating the blades; 22. air passing holes; 23. a water mist nozzle; 24. a clean water pump.
Detailed Description
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.
Referring to fig. 1-5, the following are examples provided by the present invention:
the first embodiment is as follows: a wet dust removal and fall device for a metallurgical furnace comprises a main pipeline 1 which is vertically arranged and communicated with the metallurgical furnace, wherein the main pipeline 1 is connected with a dust removal and fall mechanism;
the dust removing and reducing mechanism comprises a downward-bent pipeline 2 connected with a main pipeline 1, the downward-bent pipeline 2 is connected with an inclined pipeline 3, a water passing tank 4 is arranged at the joint of the lowest end of the inclined pipeline 3 and the downward-bent pipeline 2, bath water 5 is arranged in the water passing tank 4, the water passing tank 4 is connected with a water circulation treatment device 6, a circulating part 7 enabling gas to flow from the downward-bent pipeline 2 to the inclined pipeline 3 is arranged above the bath water 5, a bearing 8 is arranged at the lowest end of the inclined pipeline 3, a dust collecting mechanism is connected to the inner ring of the bearing 8, and an exhaust fan 9 is further arranged in the inclined pipeline 3;
the dust collection mechanism comprises a rotating disc 10 connected with an inner ring of a bearing 8, a rotating shaft 11 is arranged at the center of the rotating disc 10, the rotating shaft 11 is connected with a driving motor 12, through holes 13 are uniformly formed in the rotating disc 10, an annular sponge 14 is fixedly connected to one side, inclined upwards, of the rotating disc 10, an elastic fixing net 15 used for fixing is arranged outside the annular sponge 14, the elastic fixing net 15 is fixedly connected with the rotating disc 10, one part of the annular sponge 14 is immersed in the bath water 5, and the annular sponge 14 is further connected with a pressing mechanism used for pressing the annular sponge 14. The annular sponge 14 is uniformly provided with air passing holes 22. The air resistance of the annular sponge 14 is reduced by arranging the air passing holes 22, so that the speed of air and dust flowing through the annular sponge 14 is increased, and the dust removal and dust fall efficiency is improved.
In addition, in this embodiment, a rotating lever 20 is attached to a side of the rotating shaft 11 inclined downward, and a stirring blade 21 is attached to the rotating lever 20 so as to project into the bath water 5. Through dwang 20 and rotating blade, can strengthen the flow of the shower water 5 in the water tank 4, avoid the dust to deposit in water tank 4 to make the dust can be better enter into among the water circulating treatment device 6, thereby better fall off dust disposal.
The pressing mechanism is respectively positioned in the bath water 5 and at a position just above the water surface after the rotation of the annular sponge 14, the pressing mechanism comprises a pressing roller 16, the pressing roller 16 is connected with a pressing shaft 17, the pressing shaft 17 is rotatably connected with a pressing bracket 18, and the pressing bracket 18 is fixedly arranged on the inclined pipeline 3.
The working principle of the device is as follows: under the action of the exhaust fan 9 in the inclined pipeline 3, gas and dust flow to the exhaust fan 9, in the flowing process, the gas and the dust pass through the part of the annular sponge 14 positioned on the surface of the bath water 5, and because the moisture content in the part of the annular sponge 14 is reduced after being pressed by the pressing mechanism, the dust is adsorbed in the annular sponge 14 in the flowing process of the gas and the dust, thereby achieving the purposes of dust removal and dust fall; meanwhile, it is considered that the driving motor 12 drives the rotating disc 10 and the ring-shaped sponge 14 to rotate, and when the ring-shaped sponge 14 with the dust adsorbed thereon rotates gradually into the bath water 5, the water is absorbed, so that the adsorbed dust starts to be dissociated, the water in the ring-shaped sponge 14 is squeezed out by the pressing mechanism, and the dissociated dust enters the bath water 5, and can be recycled through the post-treatment of the recycling device.
The following improvements are also made in this embodiment:
1. 2 to 5 end-to-end dust removing and settling mechanisms are connected in series to the main pipeline 1, the number of the dust removing and settling mechanisms is 3 in the embodiment, and the inclined pipeline 3 of any one dust removing and settling mechanism is communicated with the downward bent pipeline 2 of the downstream dust removing and settling mechanism. Through using many dust removal dust fall mechanisms in series, can further reduce the content of dust, reach the effect of high quality dust removal dust fall.
2. The bath water 5 treated by the water circulation treatment device 6 firstly enters the water passing tank 4 positioned at the most downstream, then flows to the water passing tank 4 at the upstream in sequence, and finally flows back to the water circulation treatment device 6 for treatment, thereby circulating and reciprocating. Because the content of the dust in the water tank 4 of the dust removal and dust fall mechanism used in series is gradually reduced, the cleaner bath water 5 is repeatedly reused, so that the water resource can be saved, the complexity of the equipment can be greatly reduced, the manufacturing cost and the use cost of the equipment can be reduced, and the device is suitable for popularization and use.
3. The lower end of the downward bent pipeline 2 is provided with a water spray nozzle 23 which sprays water upwards, and the water spray nozzle 23 is connected with a clean water pump 24 which is used for providing pressure. The water mist nozzle 23 and the clean water pump 24 can wet the dust mixed in the air and achieve the effects of preliminary dust removal and dust fall,
example two: a use method of a wet dust removal and dust fall device for a metallurgical furnace comprises the following steps: the method comprises the following steps:
s1, determining the number of dust removing and settling mechanisms according to the dust generation condition of the metallurgical furnace, wherein the number is 2-5;
s2, connecting the main pipeline 1 with a dust removing and settling mechanism, and connecting the rest dust removing and settling mechanisms in series;
s3, adjusting the rotation speed of the exhaust fan 9 and the driving motor 12 to ensure that the dust obviously flows to the main pipeline 1, and the rotation speed of each dust removing and falling mechanism is reduced from upstream to downstream;
and S4, replacing the annular sponge 14 periodically.
By the method, high-quality and high-efficiency dust removal and dust fall can be realized on the premise of saving more energy.
In conclusion, the beneficial effects of the utility model are as follows: (1) under the action of the exhaust fan 9 in the inclined pipeline 3, gas and dust flow to the exhaust fan 9, in the flowing process, the gas and the dust pass through the part of the annular sponge 14 positioned on the surface of the bath water 5, and because the moisture content in the part of the annular sponge 14 is reduced after being pressed by the pressing mechanism, the dust is adsorbed in the annular sponge 14 in the flowing process of the gas and the dust, thereby achieving the purposes of dust removal and dust fall; (2) the driving motor 12 drives the rotating disc 10 and the annular sponge 14 to rotate, when the annular sponge 14 adsorbing the dust gradually rotates into the bath water 5, the water can be absorbed, so that the adsorbed dust begins to become free, the water in the annular sponge 14 is squeezed out through the pressing mechanism, the free dust enters the bath water 5, and the dust can be recycled through the post-treatment of the recycling device; (3) through using many dust removal dust fall mechanisms in series, can further reduce the content of dust, reach the effect of high quality dust removal dust fall.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a metallurgical furnace is with wet-type dust removal dust device which characterized in that: the device comprises a main pipeline (1) which is vertically arranged and communicated with a metallurgical furnace, wherein the main pipeline (1) is connected with a dust removing and reducing mechanism;
the dust removal and dust fall mechanism comprises a downward-bent pipeline (2) connected with the main pipeline (1), the downward-bent pipeline (2) is connected with an inclined pipeline (3), a water passing tank (4) is arranged at the joint of the lowest end of the inclined pipeline (3) and the downward-bent pipeline (2), bath water (5) is arranged in the water passing tank (4), the water passing tank (4) is connected with a water circulation treatment device (6), a circulating part (7) enabling gas to flow from the downward-bent pipeline (2) to the inclined pipeline (3) is arranged above the bath water (5), a bearing (8) is arranged at the lowest end of the inclined pipeline (3), a dust suction mechanism is connected to the inner ring of the bearing (8), and an exhaust fan (9) is further arranged in the inclined pipeline (3);
the dust collection mechanism comprises a rotating disc (10) connected with an inner ring of the bearing (8), a rotating shaft (11) is arranged at the center of the rotating disc (10), the rotating shaft (11) is connected with a driving motor (12), via holes (13) are uniformly formed in the rotating disc (10), an annular sponge (14) is fixedly connected to one side of the rotating disc (10) which is inclined upwards, an elastic fixing net (15) for fixing is arranged outside the annular sponge (14), the elastic fixing net (15) is fixedly connected with the rotating disc (10), one part of the annular sponge (14) is immersed into the bath water (5), and the annular sponge (14) is further connected with a compression mechanism for compressing the annular sponge (14);
the pressing mechanism is respectively positioned in the bath water (5) and at a position just above the water surface after the rotation of the annular sponge (14), the pressing mechanism comprises a pressing roller (16), the pressing roller (16) is connected with a pressing shaft (17), the pressing shaft (17) is rotatably connected with a pressing support (18), and the pressing support (18) is fixedly arranged on the inclined pipeline (3).
2. The wet dust removing and settling device for the metallurgical furnace according to claim 1, which is characterized in that: and a baffle ring (19) for preventing dust from entering the inside of the bearing (8) is arranged on the downward inclined side of the bearing (8).
3. The wet dust removing and settling device for the metallurgical furnace according to claim 1, which is characterized in that: 2 to 5 end-to-end dust removing and settling mechanisms are connected in series with the main pipeline (1), and the inclined pipeline (3) of any one dust removing and settling mechanism is communicated with the downward bent pipeline (2) of the downstream dust removing and settling mechanism.
4. The wet dust removing and settling device for the metallurgical furnace according to claim 3, which is characterized in that: the bath water (5) treated by the water circulation treatment device (6) firstly enters the water passing tank (4) positioned at the most downstream, then flows to the water passing tank (4) at the most upstream in sequence, and finally flows back to the water circulation treatment device (6) for treatment, so that the circulation is repeated.
5. The wet dust removing and settling device for the metallurgical furnace according to claim 1, which is characterized in that: one side of the rotating shaft (11) which inclines downwards is connected with a rotating rod (20), and the rotating rod (20) is connected with a stirring blade (21) which extends into the bath water (5).
6. The wet dust removing and settling device for the metallurgical furnace according to claim 1, which is characterized in that: air passing holes (22) are uniformly formed in the annular sponge (14).
7. The wet dust removing and settling device for the metallurgical furnace and the use method thereof according to claim 1 are characterized in that: the lower end of the downward bent pipeline (2) is provided with a water mist nozzle (23) which sprays water upwards, and the water mist nozzle (23) is connected with a clean water pump (24) which is used for providing pressure.
8. The use method of the wet dust removing and reducing device for the metallurgical furnace according to any one of claims 1 to 7 is characterized in that: the method comprises the following steps:
s1, determining the number of dust removing and settling mechanisms according to the dust generation condition of the metallurgical furnace, wherein the number is 2-5;
s2, connecting the main pipeline (1) with a dust removing and settling mechanism, and connecting the rest dust removing and settling mechanisms in series;
s3, adjusting the rotation speed of the exhaust fan (9) and the driving motor (12) to enable dust to obviously flow to the main pipeline (1), and sequentially reducing the rotation speed of each dust removing and falling mechanism from upstream to downstream;
s4, replacing the annular sponge (14) periodically.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110787962.6A CN114130147A (en) | 2021-07-13 | 2021-07-13 | Wet-type dust removal and dust fall device for metallurgical furnace and use method thereof |
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| CN202110787962.6A CN114130147A (en) | 2021-07-13 | 2021-07-13 | Wet-type dust removal and dust fall device for metallurgical furnace and use method thereof |
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Application publication date: 20220304 |