CN213885676U - Smoke dust collecting device for metallurgy - Google Patents
Smoke dust collecting device for metallurgy Download PDFInfo
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- CN213885676U CN213885676U CN202022909770.1U CN202022909770U CN213885676U CN 213885676 U CN213885676 U CN 213885676U CN 202022909770 U CN202022909770 U CN 202022909770U CN 213885676 U CN213885676 U CN 213885676U
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Abstract
The utility model discloses a smoke and dust collection device for metallurgy, including treatment tower and pressure filter, the pressure filter is installed to treatment tower one side, and treatment tower is inside from supreme fixed mounting in proper order down has first absorption box and second absorption box to first absorption box and second absorption box below fixed mounting respectively have first collection fill and second to collect and fight, first collection is fought and the second is collected and is fought respectively through first gas-supply pipe and second gas-supply pipe and first absorption box and second absorption box through connection, the inside mixed liquid that zinc dross ore pulp was made that all holds of first absorption box and second absorption box, and first absorption box and second absorption box top surface all through connection have the gas vent. Has the advantages that: the device is convenient for recovering and purifying sulfur dioxide in the smoke dust, and is convenient for preparing sulfuric acid by utilizing the sulfur dioxide in the smoke dust, thereby improving the utilization rate of the smoke dust, reducing the emission of sulfur dioxide while creating economic value, and being more environment-friendly and economical.
Description
Technical Field
The utility model relates to a cleaner production technical field particularly, relates to a smoke and dust collection device for metallurgy.
Background
Metallurgy is a process and technology for extracting metals or metal compounds from minerals and manufacturing the metals into metal materials with certain properties by various processing methods, and has a long development history, and from the times of stoneware to the subsequent times of bronze ware and then to the large-scale development of modern steel smelting, the development history of human beings fuses the development history of metallurgy, the metallurgy technology mainly comprises pyrometallurgy, hydrometallurgy and electric metallurgy, and a large amount of smoke dust is generated in the process of pyrometallurgy.
A large amount of sulfur dioxide is contained in a large amount of generated smoke dust, the sulfur dioxide can be used for preparing sulfuric acid, a metallurgical plant can directly remove the smoke dust after treatment under the common condition, great waste is caused, the utilization rate of the smoke dust is very low, meanwhile, a large amount of fossil fuels which are not completely combusted are also contained in the smoke dust, and the material waste can be caused by direct treatment and discharge.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the not enough of prior art, the utility model provides a smoke and dust collection device is used in metallurgy possesses the advantage that utilizes the sulfur dioxide in the smoke and dust to prepare sulphuric acid, be convenient for collect the smoke and dust, and then solves the problem among the above-mentioned background art.
(II) technical scheme
In order to realize the above-mentioned advantage of utilizing the sulfur dioxide in the smoke and dust to prepare sulphuric acid, be convenient for collect the smoke and dust, the utility model discloses a concrete technical scheme as follows:
a metallurgical smoke and dust collecting device comprises a treatment tower and a filter press, wherein the filter press is installed on one side of the treatment tower, a first absorption box and a second absorption box are sequentially and fixedly installed in the treatment tower from bottom to top, a first collection hopper and a second collection hopper are respectively and fixedly installed below the first absorption box and the second absorption box, the first collection hopper and the second collection hopper are respectively communicated with the first absorption box and the second absorption box through a first gas pipe and a second gas pipe, mixed liquid made of zinc scum pulp is respectively contained in the first absorption box and the second absorption box, the top surfaces of the first absorption box and the second absorption box are respectively communicated with an exhaust port, a liquid replenishing pipe is respectively communicated with the top surfaces of the first absorption box and the second absorption box, a conveying pipe is communicated with one side surface of the first absorption box and one side surface of the second absorption box, and the bottom surface of the conveying pipe is positioned right above a feed inlet of the filter press, and a feeding machine is arranged below a solid discharge port of the filter press, a fluidized bed furnace is arranged on the other side of the feeding machine, the discharge end of the feeding machine is positioned right above a feed port of the fluidized bed furnace, the fluidized bed furnace is provided with a sulfur dioxide discharge port, and the top surface of the treatment tower is in through connection with an exhaust gas pipe.
Furthermore, one side of the treatment tower is connected with a liquid conveying pipe in a penetrating manner, the surface of the liquid conveying pipe is connected with a spray head in a penetrating manner, and the spray head is positioned above the air inlet pipe.
Furthermore, the spray heads are arranged in a plurality and are distributed densely.
Furthermore, the bottom surface of the treatment tower is connected with a drain pipe in a run-through manner, and the surface of the drain pipe is provided with a switch valve.
Furthermore, a first observation window is embedded in the surface of the treatment tower and is made of transparent glass.
Furthermore, the first absorption box and the second absorption box are of the same structure, and a second observation window is embedded in the surface of the first absorption box corresponding to the position of the first observation window.
Furthermore, the first collecting hopper and the second collecting hopper are of the same structure, the first collecting hopper is of a funnel-shaped structure, and the edge of the first collecting hopper is connected with the inner wall of the treatment tower in a sealing mode.
Further, a switch valve is arranged on the surface of the conveying pipe.
(III) advantageous effects
Compared with the prior art, the utility model provides a metallurgical smoke and dust collection device possesses following beneficial effect:
(1) the utility model adopts a first absorption box and a second absorption box, the smoke enters the first absorption box through a first collecting hopper and a first gas pipe, the first absorption box is stored with the mixed liquid made of zinc scum pulp to absorb sulfur dioxide and residual impurities in the smoke, the smoke which is not completely absorbed enters the second absorption box through the second collecting hopper and the second gas pipe, the mixed liquid made of zinc scum pulp is stored in the second absorption box to continuously absorb sulfur dioxide and residual impurities in the smoke, thereby absorbing sulfur dioxide gas and smoke dust in the smoke, reducing smoke dust pollution, purifying smoke dust, when suspended matters in the first absorption box and the second absorption box are excessive and tend to be saturated, the liquid in the first absorption box and the second absorption box can be conveyed to a filter press through a conveying pipe to carry out filter pressing, the generated waste residue is put into a fluidized bed roaster, adopt sulphur to be the burning raw materials, calcine, the high concentration sulfur dioxide that produces after calcining is discharged through the sulfur dioxide discharge port, lets in the hydrogen peroxide solution and can prepare sulphuric acid, and this device is convenient for retrieve and purify the sulfur dioxide in the smoke and dust, is convenient for utilize the sulfur dioxide in the smoke and dust to prepare sulphuric acid to improve the utilization ratio of smoke and dust, reduced sulfur dioxide when creating economic value and discharged, environmental protection economy more.
(2) The utility model discloses a when carrying out the smoke and dust and handling, the flue gas lets in water in entering into the treating column through the intake pipe in, in the transfer line, water sprays and goes out from the shower nozzle, forms water smoke, combines with the solid particle in the flue gas, detach the smoke and dust in the flue gas, and the mixed liquid of smoke and dust of formation stops inside treating column below, can carry out the smoke and dust after the emission and collect, and the smoke and dust is collected more conveniently.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a metallurgical fume collecting device according to the present invention;
FIG. 2 is a front view of a tower according to the present invention;
fig. 3 is a schematic structural view of the first absorption tank of the present invention.
In the figure:
1. a treatment tower; 2. a transfusion tube; 3. an air inlet pipe; 4. a spray head; 5. a first collection hopper; 6. a first gas delivery pipe; 7. a first absorption tank; 8. a liquid supplementing pipe; 9. a second collection hopper; 10. a second gas delivery pipe; 11. a second absorption tank; 12. an exhaust port; 13. a delivery pipe; 14. an exhaust gas pipe; 15. a filter press; 16. a feeding machine; 17. a fluidized bed furnace; 18. a sulfur dioxide discharge port; 19. a first observation window; 20. and a second observation window.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides a metallurgical smoke and dust collection device.
Referring to the drawings and the detailed description, as shown in fig. 1-3, a smoke dust collecting device for metallurgy according to an embodiment of the present invention comprises a processing tower 1 and a filter press 15, wherein the filter press 15 is installed on one side of the processing tower 1, a first absorption tank 7 and a second absorption tank 11 are sequentially and fixedly installed inside the processing tower 1 from bottom to top, the outer walls of the first absorption tank 7 and the second absorption tank 11 are hermetically connected with the inner wall of the processing tower 1, a first collecting hopper 5 and a second collecting hopper 9 are respectively and fixedly installed below the first absorption tank 7 and the second absorption tank 11, the first collecting hopper 5 and the second collecting hopper 9 are respectively and continuously connected with the first absorption tank 7 and the second absorption tank 11 through a first gas pipe 6 and a second gas pipe 10, a mixed liquid made of zinc dross slag is respectively placed inside the first absorption tank 7 and the second absorption tank 11, the first gas pipe 6 and the second gas pipe 10 both extend into the mixed liquid made of zinc dross ore pulp, the top surfaces of the first absorption box 7 and the second absorption box 11 are both connected with an exhaust port 12 in a penetrating way for facilitating gas circulation, the top surfaces of the first absorption box 7 and the second absorption box 11 are both connected with a liquid supplementing pipe 8 in a penetrating way, the liquid supplementing pipe 8 is connected with a mixed liquid conveying device made of zinc dross ore pulp in a penetrating way for facilitating the supplement of the mixed liquid made of zinc dross ore pulp, not shown in detail in the figure, one side surfaces of the first absorption box 7 and the second absorption box 11 are connected with a conveying pipe 13 in a penetrating way, the bottom surface of the conveying pipe 13 is positioned right above a feed port of a filter press 15, a feeding machine 16 is arranged below a solid discharge port of the filter press 15, a boiling furnace 17 is arranged on the other side of the feeding machine 16, the discharge end of the feeding machine 16 is positioned right above the feed port of the boiling furnace 17, and the boiling furnace 17 is provided with a sulfur dioxide discharge port 18, the top surface of the treatment tower 1 is connected with a waste gas pipe 14 in a through way, so that waste gas after dust removal and desulfurization can be conveniently discharged, the flue gas enters the first absorption box 7 through the first collection hopper 5 and the first gas transmission pipe 6, the first absorption box 7 is stored with mixed liquid made of zinc scum pulp, sulfur dioxide and residual impurities in the flue gas are absorbed, the flue gas which is not completely absorbed enters the second absorption box 11 through the second collection hopper 9 and the second gas transmission pipe 10, the mixed liquid made of zinc scum pulp is stored in the second absorption box 11 to continuously absorb the sulfur dioxide and the residual impurities in the flue gas, so that the sulfur dioxide gas and the smoke dust in the flue gas are absorbed, the smoke dust pollution is reduced, the smoke dust is purified, when suspended matters in the first absorption box 7 and the second absorption box 11 are excessive and tend to be saturated, the liquid in the first absorption box 7 and the second absorption box 11 can be transmitted to a filter press 15 through the transmission pipe 13, carry out the filter-pressing, the waste residue of production drops into fluidized bed furnace 17 through material loading machine 16 in, adopt sulphur to be the burning raw materials most, calcine, high concentration sulfur dioxide that produces after calcining is discharged through sulfur dioxide discharge port 18, let in the hydrogen peroxide solution and can prepare sulphuric acid, this device is convenient for retrieve and purify the sulfur dioxide in the smoke and dust, be convenient for utilize the sulfur dioxide in the smoke and dust to prepare sulphuric acid, thereby the utilization ratio of smoke and dust has been improved, reduce sulfur dioxide emission when creating economic value, environmental protection economy more.
In one embodiment, a liquid conveying pipe 2 is connected to one side of the treatment tower 1 in a penetrating manner, the liquid conveying pipe 2 is connected to a water conveying device, the water conveying pipe is not shown in detail in the drawing, a spray head 4 is connected to the surface of the liquid conveying pipe 2 in a penetrating manner, the spray head 4 is located above an air inlet pipe 3, the spray heads 4 are arranged in a plurality and distributed densely, flue gas enters the treatment tower 1 through the air inlet pipe 3, water is introduced into the liquid conveying pipe 2 and sprayed out from the spray head 4 to form water mist, the water mist is combined with solid particles in the flue gas to remove smoke dust in the flue gas, the formed smoke dust mixed liquid stays in the lower portion of the treatment tower 1, the smoke dust can be collected after the flue gas is discharged, and the smoke dust collection is more convenient.
In one embodiment, the bottom surface of the treatment tower 1 is connected with a drain pipe in a through mode, and the surface of the drain pipe is provided with a switch valve, so that mixed liquid of smoke dust and water can be discharged conveniently.
In one embodiment, the first observation window 19 is embedded in the surface of the tower 1, and the first observation window 19 is made of transparent glass material, so as to facilitate observation of the internal condition of the tower 1.
In one embodiment, the first absorption box 7 and the second absorption box 11 are of the same structure, and the second observation window 20 is embedded in the surface of the first absorption box 7 corresponding to the position of the first observation window 19, so that the reaction condition and the residual condition of the solution inside the first absorption box 7 and the second absorption box 11 can be observed conveniently.
In one embodiment, the first collecting hopper 5 and the second collecting hopper 9 have the same structure, the first collecting hopper 5 has a funnel-shaped structure, and the edge of the first collecting hopper 5 is connected with the inner wall of the processing tower 1 in a sealing manner, so as to concentrate the waste gas.
In one embodiment, the delivery pipe 13 is provided with a switch valve on the surface thereof, so as to open and close the delivery pipe 13.
The working principle is as follows:
the flue gas enters a first absorption box 7 through a first collection hopper 5 and a first gas conveying pipe 6, mixed liquid made of zinc scum ore pulp is stored in the first absorption box 7 to absorb sulfur dioxide and residual impurities in the flue gas, the flue gas which is not completely absorbed enters a second absorption box 11 through a second collection hopper 9 and a second gas conveying pipe 10, the mixed liquid made of the zinc scum ore pulp is stored in the second absorption box 11 to continuously absorb the sulfur dioxide and the residual impurities in the flue gas, so that the sulfur dioxide gas and smoke dust in the flue gas are absorbed, the smoke dust pollution is reduced, the smoke dust is purified, when suspended matters in the first absorption box 7 and the second absorption box 11 are excessive and tend to be saturated, the liquid in the first absorption box 7 and the second absorption box 11 can be conveyed into a filter press 15 through a conveying pipe 13 to be subjected to filter pressing, and the generated waste slag is put into a boiling furnace 17 through a feeding machine 16, adopt sulphur to be the burning raw materials, calcine, high concentration sulfur dioxide that produces after calcining is discharged through sulfur dioxide discharge port 18, it can prepare sulphuric acid to let in hydrogen peroxide, this device is convenient for retrieve and purify the sulfur dioxide in the smoke and dust, it prepares sulphuric acid to be convenient for utilize the sulfur dioxide in the smoke and dust, thereby the utilization ratio of smoke and dust has been improved, reduce sulfur dioxide emission when creating economic value, environmental protection economy more, simultaneously, the flue gas passes through intake pipe 3 and enters into treatment tower 1, let in water in the transfer line 2, water sprays and goes out from shower nozzle 4, form the water smoke, combine with the solid particle in the flue gas, detach the smoke and dust in the flue gas, the mixed liquid of smoke and dust that forms stops inside treatment tower 1 below, can carry out the smoke and dust collection after the emission, the smoke and dust collection is more convenient.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The metallurgical smoke and dust collecting device is characterized by comprising a treatment tower (1) and a filter press (15), wherein the filter press (15) is installed on one side of the treatment tower (1), a first absorption box (7) and a second absorption box (11) are sequentially and fixedly installed in the treatment tower (1) from bottom to top, a first collection hopper (5) and a second collection hopper (9) are respectively and fixedly installed below the first absorption box (7) and the second absorption box (11), the first collection hopper (5) and the second collection hopper (9) are respectively communicated with the first absorption box (7) and the second absorption box (11) through a first gas pipe (6) and a second gas pipe (10), mixed liquid made of zinc ore pulp is respectively contained in the first absorption box (7) and the second absorption box (11), and exhaust ports (12) are respectively connected with the top surfaces of the first absorption box (7) and the second absorption box (11), and first absorption box (7) and second absorption box (11) top surface all through connection have solution pipe (8), first absorption box (7) and second absorption box (11) one side surface through connection have conveyer pipe (13), and conveyer pipe (13) bottom surface is located directly over the pressure filter (15) feed inlet to material loading machine (16) are installed to the solid discharge gate below of pressure filter (15), fluidized bed furnace (17) are installed to material loading machine (16) opposite side, and material loading machine (16) discharge end is located directly over fluidized bed furnace (17) feed inlet, and fluidized bed furnace (17) are provided with sulfur dioxide discharge port (18), treatment tower (1) top surface through connection has exhaust pipe (14).
2. The metallurgical smoke and dust collecting device according to claim 1, wherein one side of the treatment tower (1) is connected with a liquid conveying pipe (2) in a penetrating way, the surface of the liquid conveying pipe (2) is connected with a spray head (4) in a penetrating way, and the spray head (4) is positioned above the air inlet pipe (3).
3. A metallurgical fume collecting device according to claim 2, characterized in that said nozzles (4) are provided in plurality and that the nozzles (4) are densely distributed.
4. The metallurgical smoke and dust collecting device according to claim 1, wherein a drain pipe is connected to the bottom surface of the treating tower (1) in a penetrating manner, and a switch valve is arranged on the surface of the drain pipe.
5. A metallurgical fume collecting device according to claim 1, characterized in that said tower (1) is provided with a first window (19) embedded in its surface, said first window (19) being made of transparent glass.
6. A metallurgical dust collecting device according to claim 1, characterized in that the first absorption box (7) and the second absorption box (11) are of the same structure, and the surface of the first absorption box (7) is embedded with a second observation window (20) corresponding to the position of the first observation window (19).
7. A metallurgical dust collecting device according to claim 1, characterized in that the first collecting hopper (5) and the second collecting hopper (9) are of the same construction, and the first collecting hopper (5) is of funnel-shaped construction, and the edges of the first collecting hopper (5) are sealingly connected to the inner wall of the tower (1).
8. A metallurgical soot collecting device according to claim 1, characterized in that said duct (13) is surface-mounted with a switch valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022909770.1U CN213885676U (en) | 2020-12-07 | 2020-12-07 | Smoke dust collecting device for metallurgy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022909770.1U CN213885676U (en) | 2020-12-07 | 2020-12-07 | Smoke dust collecting device for metallurgy |
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| Publication Number | Publication Date |
|---|---|
| CN213885676U true CN213885676U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022909770.1U Active CN213885676U (en) | 2020-12-07 | 2020-12-07 | Smoke dust collecting device for metallurgy |
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| CN (1) | CN213885676U (en) |
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- 2020-12-07 CN CN202022909770.1U patent/CN213885676U/en active Active
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