CN221028592U - Zinc-containing solid waste thermal agglomeration system - Google Patents
Zinc-containing solid waste thermal agglomeration system Download PDFInfo
- Publication number
- CN221028592U CN221028592U CN202322743444.1U CN202322743444U CN221028592U CN 221028592 U CN221028592 U CN 221028592U CN 202322743444 U CN202322743444 U CN 202322743444U CN 221028592 U CN221028592 U CN 221028592U
- Authority
- CN
- China
- Prior art keywords
- zinc
- solid waste
- thermal agglomeration
- waste thermal
- containing solid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 76
- 239000011701 zinc Substances 0.000 title claims abstract description 76
- 238000005054 agglomeration Methods 0.000 title claims abstract description 64
- 230000002776 aggregation Effects 0.000 title claims abstract description 64
- 239000002910 solid waste Substances 0.000 title claims abstract description 64
- 239000000428 dust Substances 0.000 claims abstract description 58
- 239000000463 material Substances 0.000 claims abstract description 35
- 239000000203 mixture Substances 0.000 claims abstract description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003546 flue gas Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000009826 distribution Methods 0.000 claims abstract description 6
- 239000004744 fabric Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims description 3
- 239000012254 powdered material Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000779 smoke Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 230000023556 desulfurization Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005204 segregation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000009270 solid waste treatment Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a zinc-containing solid waste thermal agglomeration system, which comprises: the device comprises a distribution chute, roasting equipment, a discharge flue and a dust collector, wherein the distribution chute is used for guiding a mixture with a certain material layer thickness to the roasting equipment; the roasting equipment comprises an igniter and a trolley, wherein after the igniter ignites, the mixture can be roasted to a preset temperature when being conveyed by the trolley along a preset direction, and zinc in the mixture enters smoke in the conveying process; the discharge flue is positioned below the roasting equipment and is used for guiding the flue gas containing the zinc to the dust collector; the dust collector removes dust from the introduced flue gas. The zinc-containing solid waste thermal agglomeration system provided by the utility model can realize comprehensive utilization of the zinc-containing solid waste, and improves the yield and production efficiency of zinc-containing solid waste thermal agglomeration.
Description
Technical Field
The utility model relates to the technical field of zinc-containing solid waste treatment, in particular to a zinc-containing solid waste thermal agglomeration system.
Background
During traditional steel smelting, a large amount of metallurgical solid waste dust, iron oxide scale and slag are generated in the working procedures of sintering, pelletizing, iron making, steelmaking, steel rolling and the like, and the metallurgical solid waste dust, the iron oxide scale and the slag account for more than 10% of the total steel yield, and the metallurgical solid waste dust, the iron oxide scale and the slag contain a large amount of rare noble metals such as iron, zinc, potassium, sodium, lead, silver, indium and the like, and have high recovery value.
In the prior art, iron-containing waste is directly mixed into raw materials as raw materials, so that the recycling of iron-containing solid waste in a steel plant can be realized to a certain extent. However, the existence of zinc, potassium, sodium and other elements in the iron-containing solid waste can influence the quality of the sinter, further influence the operation of the blast furnace, and limit the large-scale recycling of the iron-containing solid waste in the steel process. Therefore, the traditional steel process can only consume part of iron-containing solid waste resources with low content of harmful elements. Therefore, a new comprehensive treatment process of steel dust needs to be constructed, and dust generated in the steel production process is comprehensively utilized.
At present, the zinc-containing dust treatment mode mainly comprises a wet process, a fire process, a wet and fire combined process and the like. The wet process flow is relatively complex, the production efficiency is low, and the raw materials are required to contain zinc. The pyrogenic process has high efficiency, high treatment capacity and strong adaptability to raw materials for treating zinc-containing dust and mud. There are many kinds of fire treatment processes currently available for industrial production and under development, in which rotary kilns and rotary hearth furnaces are currently used for treating zinc-containing dust and sludge in steel plants. However, the above-mentioned process technologies have respective disadvantages, such as complex process, high investment cost, long recovery period, etc., and are not suitable for practical popularization and application.
For this reason, there is a need to propose a thermal agglomeration system for zinc-containing solid wastes, which solves the above-mentioned problems.
Disclosure of utility model
Aiming at the defects existing in the prior art, the embodiment of the utility model provides a zinc-containing solid waste heat agglomeration system, which can realize comprehensive utilization of zinc-containing solid waste and improve the yield and production efficiency of zinc-containing solid waste heat agglomeration.
The specific technical scheme of the embodiment of the utility model is as follows:
A zinc-containing solid waste thermal agglomeration system, the zinc-containing solid waste thermal agglomeration system comprising: the device comprises a distribution chute, roasting equipment, a discharge flue and a dust collector, wherein the distribution chute is used for guiding a mixture with a certain material layer thickness to the roasting equipment; the roasting equipment comprises an igniter and a trolley, wherein after the igniter ignites, the mixture can be roasted to a preset temperature when being conveyed along a preset direction by the trolley; during the transportation process, zinc in the mixture enters the flue gas; the discharge flue is positioned below the roasting equipment and is used for guiding the flue gas containing the zinc to the dust collector; the dust collector removes dust from the introduced flue gas.
In a preferred embodiment, the trolley has a working surface for receiving material, the working surface having a maximum area of 600 square meters.
In a preferred embodiment, the layer of the mixture has a maximum thickness of 800 mm.
In a preferred embodiment, the dust collector is an electric bag type dust collector, which includes, along a flow direction of flue gas: an electric dust removing area and a cloth bag dust removing area.
In a preferred embodiment, the zinc-containing solid waste thermal agglomeration system further comprises a granulator for granulating water and powdered material into a particulate material.
In a preferred embodiment, the zinc-containing solid waste thermal agglomeration system further comprises a distributor, which is positioned downstream of the granulator along the flow direction of the material, for uniformly distributing the material.
In a preferred embodiment, the zinc-containing solid waste thermal agglomeration system further comprises a thermal agglomeration machine downstream of the spreader in the flow direction of the material for agglomerating the material.
In a preferred embodiment, the zinc-containing solid waste thermal agglomeration system further comprises a crusher downstream of the thermal agglomeration machine in the flow direction of the material for crushing agglomerated finished products.
In a preferred embodiment, the zinc-containing solid waste thermal agglomeration system further comprises a screening and sizing chamber downstream of the crusher in the flow direction of the material for classifying the crushed finished product.
In a preferred embodiment, the zinc-containing solid waste thermal agglomeration system further comprises an exhaust fan, which is arranged downstream of the dust collector in the direction of flow of the flue gas.
The technical scheme of the utility model has the following remarkable beneficial effects:
The zinc-containing solid waste thermal agglomeration system provided by the embodiment of the application is particularly a zinc-containing solid waste thermal agglomeration system, and by reasonably selecting and arranging each device, when each device in the zinc-containing solid waste thermal agglomeration system is used in combination, the comprehensive utilization of the zinc-containing solid waste can be realized, the yield and the production efficiency of the zinc-containing solid waste thermal agglomeration are improved, the process is simple, the investment cost is low, and the popularization and the application are convenient.
Specific embodiments of the utility model are disclosed in detail below with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not limited in scope thereby. The embodiments of the utility model include many variations, modifications and equivalents within the spirit and scope of the appended claims. Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments in combination with or instead of the features of the other embodiments.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, proportional sizes, and the like of the respective components in the drawings are merely illustrative for aiding in understanding the present utility model, and are not particularly limited. Those skilled in the art with access to the teachings of the present utility model can select a variety of possible shapes and scale sizes to practice the present utility model as the case may be.
FIG. 1 is a schematic workflow diagram of a thermal agglomeration system for zinc-containing solid waste provided in an embodiment of the present application;
Fig. 2 is a schematic connection diagram of main structures of a zinc-containing solid waste thermal agglomeration system according to an embodiment of the present application.
The reference numerals of the application:
1. an igniter;
2. A thermal briquetting machine;
3. A discharge flue;
4. a dust collector;
5. An exhaust fan;
6. a muffler;
7. a desulfurization device;
41. And a dust removing cloth bag.
Detailed Description
The technical solution of the present utility model will be described in detail below with reference to the attached drawings and specific embodiments, it should be understood that these embodiments are only for illustrating the present utility model and not for limiting the scope of the present utility model, and various modifications of equivalent forms of the present utility model will fall within the scope of the appended claims after reading the present utility model.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The utility model provides a zinc-containing solid waste heat agglomeration system, which can realize comprehensive utilization of zinc-containing solid waste and improve the yield and production efficiency of zinc-containing solid waste heat agglomeration.
Referring to fig. 1 to 2 in combination, according to an embodiment of the present application, there is provided a zinc-containing solid waste thermal agglomeration system, which may mainly include: a distributing groove, roasting equipment, a discharge flue 3, a dust collector 4 and the like.
The distribution chute is used for guiding the mixture with a certain material layer thickness to the roasting equipment. The roasting equipment comprises an igniter 1 and a trolley, wherein after the igniter 1 is ignited, the mixture can be roasted to a preset temperature when being conveyed along a preset direction by the trolley; during the transportation process, zinc in the mixture enters the flue gas; the discharge flue 3 is located below the roasting equipment for guiding the flue gas containing the zinc to the dust collector 4. The dust collector 4 removes dust from the introduced flue gas.
Wherein, this roasting equipment can include: a trolley and an igniter 1, said igniter 1 being adapted to perform an ignition so as to raise the temperature of said mix to a predetermined temperature, which may be in particular 1100-1300 ℃. The trolley extends longitudinally in the horizontal direction as a whole. When the trolley is used, the trolley can convey the mixture along the horizontal direction.
The discharge flue 3 as a whole may also extend longitudinally in a horizontal direction and have opposed inlets facing the trolley and outlets communicating with the dust collector 4 via a conduit.
The zinc-containing solid waste thermal agglomeration system may further comprise a granulator for granulating water and powdery materials, in addition to the above-mentioned equipment.
The zinc-containing solid waste thermal agglomeration system can further comprise a distributor, wherein the distributor is positioned at the downstream of the granulator along the flow direction of the materials and is used for uniformly distributing the materials. Specifically, the spreader may be a shuttle spreader. Of course, the specific form of the spreader is not limited to the above examples, and other modifications may be made by those skilled in the art in light of the technical spirit of the present application, and all the functions and effects of the spreader are the same as or similar to those of the present application, so long as the spreader is covered by the protection scope of the present application.
The zinc-containing solid waste thermal agglomeration system may further comprise a thermal agglomeration machine 2, the thermal agglomeration machine 2 being located downstream of the spreader in the direction of flow of the material for agglomerating the material.
The zinc-containing solid waste thermal agglomeration system may further comprise a crusher downstream of the thermal agglomeration machine 2 in the flow direction of the material for crushing agglomerated finished products. In particular, the crusher may be a single roll crusher. Of course, the specific form of the crusher is not limited to the above examples, and other modifications may be made by those skilled in the art in light of the technical spirit of the present application, but it is intended to cover the present application as long as the functions and effects achieved are the same or similar to those of the present application.
The zinc-containing solid waste thermal agglomeration system may further comprise a screening and sizing chamber downstream of the crusher in the flow direction of the material for classifying the crushed finished product.
The zinc-containing solid waste thermal agglomeration system can also comprise a quantitative disc feeder and a belt batching scale, or a direct-pulling type quantitative belt feeder, which are used for realizing feeding and batching.
The zinc-containing solid waste thermal agglomeration system may further comprise a conveyor for conveying the material. The conveyor may specifically be a belt conveyor. Of course, the specific form of the conveyor is not limited to the above examples, and other modifications may be made by those skilled in the art in light of the technical spirit of the present application, and it is intended to cover the present application as long as the functions and effects achieved are the same as or similar to those of the present application.
The zinc-containing solid waste thermal agglomeration system can further comprise a cloth segregation device for segregation of cloth. The cloth segregation apparatus may specifically include: round roller distributor and nine roller distributor. Of course, the specific form of the cloth segregation apparatus is not limited to the above examples, and other modifications may be made by those skilled in the art in light of the technical spirit of the present application, and it is intended to cover the present application as long as the functions and effects achieved are the same or similar to those of the present application.
The thermal agglomeration process flow starts from the acceptance of zinc-containing raw materials, reducing agents (coal, coke breeze or carbonaceous dust) with lime or the like to the final thermal agglomeration of the mineral product. The zinc-containing raw materials, the reducing agent, the lime and the like which are mixed according to the component ratio are respectively and automatically mixed according to the determined proportion by a quantitative disc feeder and a belt batching scale or a direct-pulling quantitative belt feeder, are sent to a mixer by a belt conveyor to be mixed by adding water, and are then sent to a granulator by the belt conveyor to be granulated by adding water. The mixture after pelletization enters a mixture ore tank of a thermal briquetting machine 2 through a shuttle type material distributor, steam jet preheating is adopted at the same time, the mixture is uniformly and uniformly distributed on a trolley of the thermal briquetting machine 2 paved with base materials with the thickness of 30-50mm through a round roller material distributor and a nine-roller material distributor, then the mixture is ignited and air-draft thermal briquetting is carried out through an igniter 1 from head to tail along with the thermal briquetting machine 2, finally, the mixture is changed into a thermal briquetting cake, and the thermal briquetting cake is crushed through a single-roller crusher and then enters a circular cooler to be cooled to less than or equal to 120 ℃; the cooled hot agglomerated ore is conveyed to a sieving and granulating chamber by a belt conveyor for granulating and sieving, and then conveyed to a reducing furnace feeding process by the belt conveyor.
Wherein the distributing groove, the roasting equipment, the discharge flue 3 and the dust collector 4 are arranged for the room facilities of the thermal agglomeration machine 2. Furthermore, the zinc-containing solid waste thermal agglomeration system may further comprise an exhaust fan 5, said exhaust fan 5 being arranged downstream of said dust collector 4 in the direction of flow of the flue gas. The exhaust fan 5 is communicated with the exhaust flue 3 and the dust collector 4 and is used for providing driving force for flue gas flow between the exhaust flue 3 and the dust collector 4. In addition, since the suction fan 5 can provide negative pressure, the flame can be guided to the material under the negative pressure after the igniter 1 is ignited.
In addition, can also be provided with muffler 6 and desulfurization equipment 7 in the low reaches of this air exhauster 5, utilize muffler 6 can reduce the noise that air exhauster 5 during operation produced below predetermined decibel, utilize desulfurization equipment 7 can be with carrying out the desulfurization to the flue gas, guarantee that the flue gas discharges safety pollution-free.
Wherein, the trolley is provided with a working surface for bearing materials, the maximum area of the working surface is 600 square meters, and the maximum thickness of the material layer of the mixture is 800 millimeters, thereby being beneficial to ensuring that the thermal agglomeration machine 2 has higher yield.
The granulated mixture is processed on a trolley of a thermal agglomeration machine 2 at a high temperature of 1100-1300 ℃, metal oxide in the material reacts with carbonaceous reducing agent, reduced zinc volatilizes into flue gas and is oxidized for the second time, the flue gas is collected into dust after being cooled (or heat exchange of a waste heat boiler), and the zinc oxide content is about 55-60 percent and can be used as a crude zinc oxide raw material of a zinc smelting plant.
In one embodiment, the dust collector 4 is an electric bag type dust collector, and the electric bag type dust collector includes, along a flow direction of flue gas: an electric dust removing area and a cloth bag dust removing area. Wherein the bag-type dust removing area is provided with a dust removing bag 41.
The dust collector 4 adopts an electric bag composite dust collector. The electric bag type combined dust collector overcomes the defects that the electrostatic dust collector has weak adaptability to working conditions, is limited in dust collection, has higher running resistance of the bag type dust collector, has shorter service life of the dust collection cloth bag 41 and other accessories, ensures long-term efficient and stable running, is beneficial to improving the agglomeration yield of zinc-containing solid waste heat and improves the production efficiency.
The zinc-containing solid waste thermal agglomeration system provided by the embodiment of the application is particularly a zinc-containing solid waste thermal agglomeration system, and by reasonably selecting and arranging each device, when each device in the zinc-containing solid waste thermal agglomeration system is used in combination, the comprehensive utilization of the zinc-containing solid waste can be realized, the yield and the production efficiency of the zinc-containing solid waste thermal agglomeration are improved, the process is simple, the investment cost is low, and the popularization and the application are convenient.
It should be noted that, in the description of the present application, the terms "first," "second," and the like are used for descriptive purposes only and to distinguish between similar objects, and there is no order of preference between them, nor should they be construed as indicating or implying relative importance. Furthermore, in the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
The foregoing embodiments in the present specification are all described in a progressive manner, and the same and similar parts of the embodiments are mutually referred to, and each embodiment is mainly described in a different manner from other embodiments.
The foregoing is merely a few embodiments of the present utility model, and the embodiments disclosed in the present utility model are merely examples which are used for the convenience of understanding the present utility model and are not intended to limit the present utility model. Any person skilled in the art can make any modification and variation in form and detail of the embodiments without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is still subject to the scope of the appended claims.
Claims (10)
1. A zinc-containing solid waste thermal agglomeration system, wherein the zinc-containing solid waste thermal agglomeration system comprises: a distributing groove, a roasting device, a discharge flue and a dust collector,
The material distribution groove is used for guiding the mixture with a certain material layer thickness to the roasting equipment;
The roasting equipment comprises an igniter and a trolley, wherein after the igniter ignites, the mixture can be roasted to a preset temperature when being conveyed along a preset direction by the trolley; during the transportation process, zinc in the mixture enters the flue gas;
The discharge flue is positioned below the roasting equipment and is used for guiding the flue gas containing the zinc to the dust collector;
The dust collector removes dust from the introduced flue gas.
2. The zinc-bearing solid waste thermal agglomeration system according to claim 1, wherein the trolley has a working surface for receiving material, the working surface having a maximum area of 600 square meters.
3. The zinc-containing solid waste thermal agglomeration system according to claim 2, wherein the maximum thickness of the layer of the mixture is 800 mm.
4. The zinc-containing solid waste thermal agglomeration system according to claim 1, wherein the dust collector is an electric bag type composite dust collector, the electric bag type composite dust collector comprising along a flue gas flow direction: an electric dust removing area and a cloth bag dust removing area.
5. The zinc-bearing solid waste thermal agglomeration system according to claim 1, wherein the zinc-bearing solid waste thermal agglomeration system further comprises a granulator for granulating water and powdered material.
6. The zinc-containing solid waste thermal agglomeration system according to claim 5, further comprising a distributor, which is located downstream of the granulator along the flow direction of the material, for uniformly distributing the material.
7. The zinc-bearing solid waste thermal agglomeration system according to claim 6, further comprising a thermal agglomeration machine downstream of the spreader in a direction along the flow of the material for agglomerating the material.
8. The zinc-bearing solid waste thermal agglomeration system according to claim 7, further comprising a crusher downstream of the thermal agglomeration machine in the flow direction of the material for crushing agglomerated finished products.
9. The zinc-bearing solid waste thermal agglomeration system according to claim 8, further comprising a sieving and pelletizing chamber downstream of the crusher in the flow direction of the material for sorting crushed finished products.
10. The zinc-bearing solid waste thermal agglomeration system according to claim 1, further comprising an exhaust fan, the exhaust fan being disposed downstream of the dust collector in a direction along the flow of the flue gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322743444.1U CN221028592U (en) | 2023-10-12 | 2023-10-12 | Zinc-containing solid waste thermal agglomeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322743444.1U CN221028592U (en) | 2023-10-12 | 2023-10-12 | Zinc-containing solid waste thermal agglomeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221028592U true CN221028592U (en) | 2024-05-28 |
Family
ID=91189667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322743444.1U Active CN221028592U (en) | 2023-10-12 | 2023-10-12 | Zinc-containing solid waste thermal agglomeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221028592U (en) |
-
2023
- 2023-10-12 CN CN202322743444.1U patent/CN221028592U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101717854B (en) | Method for producing metallized pellet by using metallurgical roasting furnace | |
| CN108796217B (en) | Device and method for recycling zinc-containing and iron-containing dust mud | |
| CN109097588B (en) | Device and method for recycling iron-containing zinc-containing solid waste | |
| CN203728902U (en) | Integrated solid waste gas ash and zinc-containing ferrovanadium slag recovery device | |
| CN104911356A (en) | Comprehensive recovery technology of solid waste gas ash and zinc-containing ferrovanadium slag | |
| CN101191150B (en) | Comprehensive utilization method for blast furnace gas mud and combustion furnace for processing | |
| CN101709341A (en) | Method for treating iron-containing waste materials in iron and steel plant | |
| CN209039549U (en) | A kind of device that iron content solid wastes recycling containing zinc utilizes | |
| CN109423558A (en) | A kind of technique of municipal administration and metallurgical difficult solid waste collaboration resource utilization | |
| US3313617A (en) | Iron-containing flux material for steel-making process | |
| CN109207739A (en) | A kind of method of resource utilization zinc-containing metallurgy dust production iron-smelting furnace charge | |
| CN109306407A (en) | A kind of device and method that metallurgy dedusting ash containing zinc is administered and utilized | |
| CN110283996A (en) | A kind of smelting process of energy-saving and environment-friendly copper-contained sludge | |
| CN112981027A (en) | Direct smelting process device for iron-containing zinc-containing solid waste in iron and steel plant | |
| CN108380360A (en) | A kind of high-quality steel slag iron fine powder production technology | |
| CN103952540B (en) | Ion dust mud contaning and high silicon iron concentrate is utilized to produce the technique of prereduced burden | |
| CN109420662A (en) | A kind of system of municipal administration and metallurgical difficult solid waste collaboration resource utilization | |
| CN113774215A (en) | Method for recovering valuable metals in high-zinc high-lead smelting slag | |
| CN221028592U (en) | Zinc-containing solid waste thermal agglomeration system | |
| CN206256139U (en) | The system for processing zinc leaching residue | |
| CN217459535U (en) | System for steel rolling fatlute and iron-containing zinc dust mud are handled in coordination to rotary hearth furnace | |
| CN105970000A (en) | Method and device for increasing utilization ratio of hazardous zinc-bearing wastes through rotary kiln | |
| CN105506209A (en) | Method for producing granular iron via direct reduction of high-phosphorus oolitic hematite by utilizing rotary hearth furnace | |
| CN106435204A (en) | System and method for treating copper slag through fuel gas melt separation | |
| CN209292440U (en) | A kind of device that metallurgy dedusting ash containing zinc is administered and utilized |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |