CN110157917A - Metal solid waste cooperates with melting continuously device with organic liquid waste - Google Patents
Metal solid waste cooperates with melting continuously device with organic liquid waste Download PDFInfo
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- CN110157917A CN110157917A CN201910570188.6A CN201910570188A CN110157917A CN 110157917 A CN110157917 A CN 110157917A CN 201910570188 A CN201910570188 A CN 201910570188A CN 110157917 A CN110157917 A CN 110157917A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 98
- 239000002184 metal Substances 0.000 title claims abstract description 98
- 238000002844 melting Methods 0.000 title claims abstract description 90
- 230000008018 melting Effects 0.000 title claims abstract description 90
- 239000002910 solid waste Substances 0.000 title claims abstract description 31
- 239000010808 liquid waste Substances 0.000 title claims abstract description 28
- 238000007664 blowing Methods 0.000 claims abstract description 78
- 239000002893 slag Substances 0.000 claims abstract description 45
- 239000007921 spray Substances 0.000 claims abstract description 30
- 238000005352 clarification Methods 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000003723 Smelting Methods 0.000 claims description 24
- 238000002485 combustion reaction Methods 0.000 claims description 20
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 18
- 239000003546 flue gas Substances 0.000 claims description 15
- 239000000428 dust Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 22
- 239000007788 liquid Substances 0.000 abstract description 19
- 239000007787 solid Substances 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 9
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 abstract description 5
- 239000000446 fuel Substances 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 150000002739 metals Chemical class 0.000 abstract description 4
- 238000006467 substitution reaction Methods 0.000 abstract description 4
- 241001417490 Sillaginidae Species 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 12
- 239000001301 oxygen Substances 0.000 description 12
- 229910052760 oxygen Inorganic materials 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 239000010931 gold Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000737 periodic effect Effects 0.000 description 6
- 238000006722 reduction reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000036541 health Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- -1 by banking up a fire Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/001—Dry processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/008—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for liquid waste
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
- F27B14/143—Heating of the crucible by convection of combustion gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/10—Liquid waste
- F23G2209/101—Waste liquor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/13—Smelting
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The present invention relates to a kind of metal solid wastes, and melting continuously device, including furnace body are cooperateed with organic liquid waste, forms furnace chamber in furnace body；Partition wall is vertically arranged in furnace chamber, so that furnace chamber is divided into melting chamber and blowing chamber；Partition wall lower end and furnace cavity bottom form bottom opening, so that melting chamber is connected to blowing bottom of chamber portion；Furnace cavity bottom forms the metal clarification chamber for being suitable for storing high-grade metal melt, and metal clarification chamber connects the discharge-channel of high-grade metal melt；First feed opening, the first flue and the first spray gun suitable for heating to melting chamber are set on melting chamber；Second feed opening, the second flue are set on blowing chamber and suitable for the second spray gun to blowing chamber heating.The invention realizes that solid, liquid dangerous waste cooperates with melting continuously, smelts fuel using the calorific value substitution of waste liquid, furnace body comprehensive energy consumption reduces, more energy efficient.Not only solid, liquid dangerous waste had been handled, but also has recycled various valuable metals.It is harmless vitreum by Slag treatment, organic liquid waste burning sufficiently, does not generate the harmful substances such as dioxin.
Description
Technical field
The present invention relates to metal smelting process and smelting device technical fields, and in particular to a kind of metal solid waste and organic waste
Liquid cooperates with melting continuously device.
Background technique
Metal solid waste is mostly leached mud, clinker, sludge, the cigarette ash etc. of institute's output in metallurgical process, and complicated component contains
A variety of valuable metals such as copper, nickel, lead, zinc, gold, silver, chromium.It is mainly handled at present using pyrometallurgical smelting process, technical side
Case is that the metal reduction in solid waste is fed them into metal phase, other ingredients and solvent slag making at high temperature or enters cigarette with flue gas
Chimney.
However, it is not simple only reduction reaction that most of metal solid waste, which is smelted, generally require first to carry out oxidative slagging,
Then metal bath reduction refining could so be improved into metal recovery rate again.But there is no one kind in the prior art can be real
Cash category solid waste serialization is smelted and the smelting device of oxidation and reduction subregion reaction.
In addition, there are many type of organic liquid waste, quantity is very big, and processing mode is different, and part organic liquid waste has very high heat
Value, such as containing benzene, containing phenol, ether-containing waste liquid, emulsion, organic solvent, waste mineral oil etc..
Incineration method processing organic liquid waste accounting is very big at present, is mainly carried out using Rotation error or fluidized bed incinerator
Processing, tends not to and metal solid waste multifuel combustion.Organic liquid waste is sent into combustion chamber by nozzle and burns, and the burning residence time is inadequate
It is sufficiently taken away by flue gas, so that the calorific value of waste liquid is not utilized effectively, results in waste of resources.And incineration of liquor not
In sufficient situation, dioxin can be generated, pollutes environment, seriously endangers personnel's health.
Summary of the invention
The technical problem to be solved by the present invention is overcoming the deficiencies of the prior art and provide a kind of metal solid waste and organic waste
Liquid cooperates with melting continuously device, solves the problems, such as that previous smelting device can not achieve solid, liquid dangerous waste collaboration melting continuously.
The technical solution adopted by the present invention to solve the technical problems is: a kind of metal solid waste cooperates with continuously with organic liquid waste
Smelting device, including furnace body, the furnace body is interior to form furnace chamber；It is vertically arranged partition wall in the furnace chamber, so that furnace chamber is divided into melting
Chamber and blowing chamber；
Bottom opening is formed on the lower end of the partition wall and the bottom of furnace chamber, so that melting chamber is connected to the bottom of blowing chamber；
The metal clarification chamber for being suitable for storing high-grade metal melt is formed on the bottom of the furnace chamber, and the metal clarification chamber connection is high
The discharge-channel of grade metal bath；
First feed opening, the first flue and the first spray gun suitable for heating to melting chamber are set on the melting chamber；
Second feed opening, the second flue are set on the blowing chamber and suitable for the second spray gun to blowing chamber heating.
Further, the bottom sidewall of the melting chamber is provided with multiple melting tuyeres, and the melting tuyere is along melting chamber week
To uniformly；
The bottom sidewall of the blowing chamber is provided with multiple blowing tuyeres, and the blowing tuyere is circumferentially uniformly distributed along blowing chamber.
Further, the blowing chamber is divided into combustion zone and molten bath area, and the molten bath area is located at the lower section of combustion zone；
First flue is formed between the upper end of the partition wall and the roof of furnace chamber；First flue is connected to combustion zone.
Further, the top of melting chamber is arranged in first feed opening, and first spray gun is worn from the first feed opening
It crosses；
The top of blowing chamber is arranged in second feed opening, and second spray gun is passed through from the second feed opening, and described second
The lower end of spray gun is located in combustion zone.
Further, second flue is arranged on combustion zone, and the second feed opening is located at the first flue and the second flue
Between；
It is staggeredly equipped with muti-piece baffle on the inner wall of second flue, so that the large particle dust gear blowback refining in flue gas
Chamber.
Further, the bottom of blowing chamber is arranged in the metal clarification chamber, and the discharge-channel is arranged in metal clarification chamber
Bottom.
Further, the bottom of the melting chamber is provided with smelting slag discharge outlet, and the smelting slag discharge outlet is opened higher than bottom
Mouthful；
The bottom of the blowing chamber is provided with blowing slag discharge outlet, and the blowing slag discharge outlet is higher than bottom opening.
Further, the molten bath of the melting chamber and the molten bath of blowing chamber are all made of refractory lining and pile up.
Further, cooling jacket is provided with outside the refractory lining.
The beneficial effects of the present invention are:
The present invention realizes the collaboration melting continuously of solid, liquid dangerous waste, fuel is smelted using the calorific value substitution of waste liquid, so that comprehensive energy consumption
It reduces, it is more energy efficient.Not only solid, liquid dangerous waste had been handled, but also has recycled various valuable metals.It is harmless vitreum by Slag treatment, it is organic
Incineration of liquor is abundant, does not generate the harmful substances such as dioxin, avoids pollution environment, protection staff health.
The present invention divides chamber by setting partition wall, by melting, blowing reaction, and metal bath is connected to by the lower end of partition wall, energy
Guarantee the continuous production for realizing the melting of metal solid waste and blowing in a furnace body, improves metal recovery rate.
The present invention arranges multiple tuyeres in the bottom of furnace body, facilitates and launches oxygen rich gas or reducing gas, it is ensured that melting is blown
Refine successive reaction.
Structure of the invention is compact to design, and advantages of simple, occupation area of equipment is small, and adaptability to raw material is strong, the three wastes such as exhaust gas row
It is advanced to put index.
Detailed description of the invention
The following further describes the present invention with reference to the drawings.
Fig. 1 is the structural schematic diagram that metal solid waste of the present invention cooperates with melting continuously device with organic liquid waste.
Wherein: 1, partition wall；2, melting chamber；3, blow chamber；4, bottom opening；5, metal clarification chamber；6, discharge-channel；7,
One feed opening；8, the first flue；9, the first spray gun；10, the second feed opening；11, the second flue；12, the second spray gun；13, melting
Tuyere；14, blow tuyere；15, baffle；16, smelting slag discharge outlet；17, blow slag discharge outlet；18, refractory lining；19, cooling
Water jacket.
Specific embodiment
Presently in connection with attached drawing, the present invention is further illustrated.These attached drawings are simplified schematic diagram only with signal side
Formula illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
In the present embodiment, as shown in Figure 1, a kind of metal solid waste cooperates with melting continuously device, including furnace with organic liquid waste
Body, furnace body is interior to form furnace chamber.Partition wall 1 is vertically arranged in furnace chamber, so that furnace chamber is divided into melting chamber 2 and blowing chamber 3.Melting chamber 2
Molten bath and the molten bath of blowing chamber 3 are all made of refractory lining 18 and pile up, and improve energy-saving effect.It is provided with outside refractory lining 18 cold
But furnace body is protected in water jacket 19, prevents personnel from directly contacting refractory lining 18 and accident occurs.The lower end of partition wall 1 and furnace
Bottom opening 4 is formed on the bottom of chamber, so that melting chamber 2 is connected to the bottom of blowing chamber 3.Metal clarification chamber is formed on the bottom of furnace chamber
5, it is suitable for storage high-grade metal melt, metal clarification chamber 5 connects the discharge-channel 6 of high-grade metal melt.It is set on melting chamber 2
Set the first feed opening 7, the first flue 8 and the first spray gun 9 suitable for heating to melting chamber 2.First spray gun 9 sprays organic liquid waste
In the molten bath for entering melting chamber 2, organic liquid waste makees fuel and maintains molten bath heat sufficient.Second feed opening 10, the are set on blowing chamber 3
Two flues 11 and the second spray gun 12 suitable for being heated to blowing chamber 3.Oxygen-enriched air, oxygen and gaseous state are blasted in second spray gun 12
Organic matter or CO burning reaction, then be discharged through the second flue 11.It realizes the collaboration melting continuously of solid, liquid dangerous waste, utilizes
The calorific value substitution of waste liquid smelts fuel, so that comprehensive energy consumption reduces, it is more energy efficient.Not only solid, liquid dangerous waste had been handled, but also had been recycled various
Valuable metal.
As shown in Figure 1, the bottom sidewall of melting chamber 2 is provided with multiple melting tuyeres 13, melting tuyere 13 was along melting chamber 2 weeks
To uniformly.Oxygen rich gas is sent into the molten bath of melting chamber 2 by melting tuyere 13, carries out oxidizing semlting operation to clinker.Molten bath is stirred,
Reach heat exchange effect.When melting bath stirring, metal solid waste is involved in slag blanket, kinds of ingredients contained by metal solid waste and oxygen melt
Agent chemically reacts, and forms low-grade metal bath and smelting slag.Low-grade metal bath is entered by bottom opening 4
In the molten bath of blowing chamber 3.The bottom sidewall of blowing chamber 3 is provided with multiple blowing tuyeres 14, and blowing tuyere 14 is circumferential along blowing chamber 3
It is uniformly distributed.Blow molten bath feeding reducibility gas of the tuyere 14 to blowing chamber 3, and low-grade metal melt is further blown into Gao Pin
Position metal bath, high-grade metal melt are deposited into metal clarification chamber 5 due to density weight, pass through 5 bottom of metal clarification chamber
Furnace body is discharged in the discharge-channel 6 in portion.When not needing to launch gas, by banking up a fire, mud is carried out for melting tuyere 13 and blowing tuyere 14
Sealing.When needing, mud of banking up a fire need to be only pulled out.
As shown in Figure 1, blowing chamber 3 divides for combustion zone and molten bath area, molten bath area is located at the lower section of combustion zone.Partition wall 1 it is upper
The first flue 8 is formed between end and the roof of furnace chamber, the first flue 8 is connected to combustion zone, and the nozzle of the second spray gun 12 is located at combustion
Burn area.In melting and converting process, a certain amount of gaseous organic substance or carbon monoxide are contained in the flue gas of generation.Melting chamber 2
Flue gas combustion zone is entered by the first flue 8, and converge in the flue gas that blowing chamber 3 generates.
As shown in Figure 1, the top of melting chamber 2 is arranged in the first feed opening 7, the first spray gun 9 is worn from the first feed opening 7
It crosses.First spray gun 9 be in the first feed opening 7 it is moving up and down (embodiment is the prior art, as long as realize move up and down
Function), it can be needed according to the response situation in melting chamber 2 to spray into organic liquid waste.When slag mobility is poor, illustrate this
When molten bath in heat need to feed.The first spray gun 9 is pushed, the lower end nozzle of the first spray gun 9 is made to extend into the molten bath of melting chamber 2
It is interior, organic liquid waste is sprayed into, stirs molten bath while supplying heat.The top of blowing chamber 3, the second spray is arranged in second feed opening 10
Rifle 12 is passed through from the second feed opening 10, and the lower end nozzle of the second spray gun 12 is located in combustion zone.The setting of second flue 11 is being fired
It burns in area, and the second feed opening 10 is between the first flue 8 and the second flue 11.Oxygen-enriched sky is bloated by the second spray gun 12
Gas, oxygen carries out second-time burning with gaseous organic substance or carbon monoxide and reacts, then is discharged through the second flue 11.Second flue 11
Muti-piece baffle 15 is staggeredly equipped on inner wall, so that the large particle dust gear blowback in flue gas refines chamber 3, particulate matter falls to be back to molten
In the area of pond, so that fume amount is reduced in flue gas, emission reduction effect is realized.And the calorific value of waste liquid is utilized effectively, incineration of liquor fills
Point, it prevents the harmful substances such as dioxin, avoids pollution environment, protection staff health.
As shown in Figure 1, the bottom of blowing chamber 3 is arranged in metal clarification chamber 5, metal clarification chamber 5 is arranged in discharge-channel 6
Bottom.Facilitate the nearest deposit buildup of high-grade metal melt of generation, furnace body then is discharged from passing away 6.Discharge-channel 6 exists
When furnace body works normally, by banking up a fire, mud is sealed.When needing continuous or periodic discharge high-grade metal melt, need to only it pull out
It banks up a fire mud.
As shown in Figure 1, the bottom of melting chamber 2 is provided with smelting slag discharge outlet 16, smelting slag discharge outlet 16 is opened higher than bottom
Mouth 4.Low-grade metal bath sinks to more greatly the bottom of melting chamber 2 due to density, and smelting slag floats on low since density is smaller
The metal bath of grade and be in upper layer so that in the molten bath of melting chamber 2 formed level fluctuation slag gold interface.When slag gold point
When interface is lower than smelting slag discharge outlet 16, smelting slag passes through the continuous or periodic row of smelting slag discharge outlet 16 of the bottom of melting chamber 2
Furnace body out, low-grade metal melt is by bottom opening 4 from the smelting zone that melting chamber 2 flows into blowing chamber.The bottom of blowing chamber 3
It is provided with blowing slag discharge outlet 17, blowing slag discharge outlet 17 is higher than bottom opening 4.Due to high-grade metal melt and the slag that blows
Density is different, and high-grade metal melt layer and blowing slag blanket are formed in the molten bath area of blowing chamber 3, so that the molten bath of blowing chamber 3
In also form the slag gold interface of level fluctuation.When slag gold interface is lower than blowing slag discharge outlet 17, blowing slag passes through blowing
Slag discharge outlet 17 is discharged to outside furnace body, and high-grade metal melt enters metal clarification chamber 5 and deposit buildup, then is clarified by metal
The passing away 6 of 5 bottom of chamber is discharged.Smelting slag discharge outlet 16 and blowing slag discharge outlet 17 pass through envelope when furnace body works normally
Chamotte is sealed.When needing continuous or periodic deslagging, mud of banking up a fire need to be only pulled out.
It in the present embodiment, is added in melting chamber 2 from metal solid waste and organic liquid waste, generates low-grade metal melt, later
Low-grade metal melt flows into blowing chamber 3 and is removed impurity formation high-grade metal melt, is a continuous process, passes through items
The control of technological parameter reaches the dynamic equilibrium of the waste and high-grade metal of output low-metal content.
As shown in Figure 1, in practical operation of the invention:
Metal solid waste and solvent are added into melting chamber 2 from the first feed opening 7, after the organic liquid waste of the first spray gun 9 atomization later again
It is added in melting chamber 2, maintains the molten bath heat of melting chamber 2 sufficient.Mud of banking up a fire is pulled out, by melting tuyere 13 to melting chamber 2
Molten bath in be sent into oxygen rich gas, stir the molten bath, reach heat exchange effect.When the melting bath stirring of melting chamber 2, by metal solid waste
Be involved in slag blanket, kinds of ingredients contained by metal solid waste is chemically reacted with oxygen, flux, formed low-grade metal bath and
Smelting slag.Wherein, low-grade metal bath sinks to the bottom of melting chamber 2, and smelting slag floats on slag gold interface.By pulling out
Except mud of banking up a fire, control smelting slag is continuous or periodic to be discharged furnace body by smelting slag discharge outlet 16, and low-grade metal melt passes through bottom
Portion's opening 4 flows into the molten bath area of blowing chamber 3.
Solvent is added into blowing chamber 3 from the second feed opening 10, pulls out mud of banking up a fire later, blowing tuyere 14 is to blowing chamber 3
Molten bath area in be sent into reducibility gas, low-grade metal melt is further blown into high-grade metal melt, output Gao Pin
Position metal bath and blowing slag.By pulling out mud of banking up a fire, control blowing slag is continuous or periodic to be discharged by blowing slag discharge outlet 17
Furnace body, high-grade metal melt enter metal clarification chamber 5 and deposit buildup.By pulling out mud of banking up a fire, high-grade metal is controlled
The continuous or periodic passing away 6 by 5 bottom of metal clarification chamber of melt is discharged.
In melting and converting process, a certain amount of gaseous organic substance or carbon monoxide are contained in flue gas.The cigarette of melting chamber 2
Gas enters the combustion zone of blowing chamber 3 by the first flue 8, and converges in the flue gas that blowing chamber 3 generates.Second spray gun 12 later
To blowing chamber 3 in blast oxygen-enriched air, oxygen is reacted with gaseous organic substance or CO burning, the flue gas after second-time burning into
Enter in the second flue 11.By baffle 15, by under the large particle dust being mingled in flue gas gear, particulate matter falls to be back to blowing chamber 3
Molten bath area in so that fume amount is reduced in flue gas, realize emission reduction effect, the flue gas after full combustion passes through 11 row of the second flue
Furnace body out.The calorific value of waste liquid is utilized effectively, and incineration of liquor is abundant, prevents the harmful substances such as dioxin, avoids pollution
Environment, protection staff health.
Melting continuously device is cooperateed with organic liquid waste using the metal solid waste of the invention in summary, realizes solid, liquid dangerous waste
Collaboration melting continuously, using waste liquid calorific value substitution smelt fuel so that comprehensive energy consumption reduce, it is more energy efficient.Both handled it is solid,
Liquid dangerous waste, and recycled various valuable metals.It is harmless vitreum by Slag treatment, organic liquid waste burning sufficiently, does not generate two evils
The harmful substances such as English avoid pollution environment, protection staff health.By the way that partition wall is arranged, divide melting, blowing reaction to chamber,
Metal bath is connected to by the lower end of partition wall, can guarantee the continuous life that the melting of metal solid waste and blowing are realized in a furnace body
It produces, improves metal recovery rate.Multiple tuyeres are arranged in the bottom of furnace body, are facilitated and are launched oxygen rich gas or reducing gas, it is ensured that is molten
Refining, blowing successive reaction.Structure is compact to design, and advantages of simple, occupation area of equipment is small, and adaptability to raw material is strong, the three wastes such as exhaust gas
Discharge index is advanced.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (9)
1. a kind of metal solid waste cooperates with melting continuously device with organic liquid waste, characterized in that including furnace body, formed in the furnace body
Furnace chamber；Partition wall (1) is vertically arranged in the furnace chamber, so that furnace chamber is divided into melting chamber (2) and blowing chamber (3)；
Bottom opening (4) are formed on the lower end of the partition wall (1) and the bottom of furnace chamber, so that the bottom of melting chamber (2) and blowing chamber (3)
Portion's connection；
The metal clarification chamber (5) for being suitable for storing high-grade metal melt, the metal clarification chamber (5) are formed on the bottom of the furnace chamber
Connect the discharge-channel (6) of high-grade metal melt；
First feed opening (7), the first flue (8) and first suitable for heating to melting chamber (2) are set on the melting chamber (2)
Spray gun (9)；
Be arranged on blowing chamber (3) the second feed opening (10), the second flue (11) and be suitable for blowing chamber (3) heating the
Two spray guns (12).
2. metal solid waste according to claim 1 cooperates with melting continuously device with organic liquid waste, characterized in that the melting
The bottom sidewall of chamber (2) is provided with multiple melting tuyeres (13), and the melting tuyere (13) is circumferentially uniformly distributed along melting chamber (2)；
The bottom sidewall of blowing chamber (3) is provided with multiple blowing tuyeres (14), and the blowing tuyere (14) is along blowing chamber (3)
It is circumferential uniformly distributed.
3. metal solid waste according to claim 1 cooperates with melting continuously device with organic liquid waste, characterized in that the blowing
Chamber (3) is divided into combustion zone and molten bath area, and the molten bath area is located at the lower section of combustion zone；
First flue (8) is formed between the upper end of the partition wall (1) and the roof of furnace chamber；First flue (8) and combustion
Burn area's connection.
4. metal solid waste according to claim 3 cooperates with melting continuously device with organic liquid waste, characterized in that described first
Feed opening (7) is arranged at the top of melting chamber (2), and first spray gun (9) passes through from the first feed opening (7)；
Second feed opening (10) setting is at the top of blowing chamber (3), and second spray gun (12) is from the second feed opening (10)
In pass through, the lower end of second spray gun (12) is located in combustion zone.
5. metal solid waste according to claim 3 cooperates with melting continuously device with organic liquid waste, characterized in that described second
Flue (11) is arranged on combustion zone, and the second feed opening (10) is between the first flue (8) and the second flue (11)；
Muti-piece baffle (15) are staggeredly equipped on the inner wall of second flue (11), so that the large particle dust in flue gas is kept off
Blowback refines chamber (3).
6. metal solid waste according to claim 1 cooperates with melting continuously device with organic liquid waste, characterized in that the metal
Clarification chamber (5) setting is in the bottom of blowing chamber (3), bottom of discharge-channel (6) setting in metal clarification chamber (5).
7. metal solid waste according to claim 1 cooperates with melting continuously device with organic liquid waste, characterized in that the melting
The bottom of chamber (2) is provided with smelting slag discharge outlet (16), and the smelting slag discharge outlet (16) is higher than bottom opening (4)；
The bottom of blowing chamber (3) is provided with blowing slag discharge outlet (17), and the blowing slag discharge outlet (17) is opened higher than bottom
Mouth (4).
8. metal solid waste according to claim 1 cooperates with melting continuously device with organic liquid waste, characterized in that the melting
The molten bath of chamber (2) and the molten bath of blowing chamber (3) are all made of refractory lining (18) and pile up.
9. metal solid waste according to claim 8 cooperates with melting continuously device with organic liquid waste, characterized in that the fire resisting
Cooling jacket (19) are provided with outside furnace lining (18).
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| CN201910570188.6A CN110157917A (en) | 2019-06-27 | 2019-06-27 | Metal solid waste cooperates with melting continuously device with organic liquid waste |
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| CN201910570188.6A CN110157917A (en) | 2019-06-27 | 2019-06-27 | Metal solid waste cooperates with melting continuously device with organic liquid waste |
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Cited By (1)
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| CN111926133A (en) * | 2020-10-10 | 2020-11-13 | 中国恩菲工程技术有限公司 | Method and apparatus for smelting iron-based mineral |
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