CN106918045A - Melting plant for processing flying dust - Google Patents
Melting plant for processing flying dust Download PDFInfo
- Publication number
- CN106918045A CN106918045A CN201710160913.3A CN201710160913A CN106918045A CN 106918045 A CN106918045 A CN 106918045A CN 201710160913 A CN201710160913 A CN 201710160913A CN 106918045 A CN106918045 A CN 106918045A
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- Prior art keywords
- melting plant
- heater
- electrode
- flying dust
- melting
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- 238000002844 melting Methods 0.000 title claims abstract description 84
- 230000008018 melting Effects 0.000 title claims abstract description 84
- 239000000428 dust Substances 0.000 title claims abstract description 80
- 238000012545 processing Methods 0.000 title claims abstract description 31
- 230000008676 import Effects 0.000 claims abstract description 41
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 33
- 239000000470 constituent Substances 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 239000002893 slag Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 230000008602 contraction Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 32
- 230000008569 process Effects 0.000 abstract description 22
- 239000000155 melt Substances 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 230000003750 conditioning effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000010881 fly ash Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000006004 Quartz sand Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000002003 electrode paste Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000628997 Flos Species 0.000 description 1
- NACUKFIFISCLOQ-UHFFFAOYSA-N [Mg].[Cr] Chemical compound [Mg].[Cr] NACUKFIFISCLOQ-UHFFFAOYSA-N 0.000 description 1
- -1 aluminium chromium zirconium Chemical compound 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000006063 cullet Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/30—Solid combustion residues, e.g. bottom or flyash
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a kind of melting plant for processing flying dust.The melting plant includes body of heater and electrode, and flying dust import and constituent adjustment agent import are provided with body of heater；To provide thermal source to body of heater.Melting plant provided by the present invention for processing flying dust provides thermal source using electrode, is a kind of electric furnace.Melt process is carried out to flying dust using it, its process is simple, efficiency are higher.Meanwhile, flying dust import is not provided only with the body of heater of the melting plant in the present invention, it is additionally provided with constituent adjustment agent import.In actual process, except flying dust is put into body of heater by flying dust import, while also by constituent adjustment agent import to input constituent adjustment agent in body of heater.The melt temperature of flying dust can be reduced using constituent adjustment agent such that it is able to further reduce the processing cost of melting plant.In a word, the melting plant for being provided using the present invention processes flying dust, has had simple technique, efficiency higher and relatively low cost concurrently, is especially suitable for large-scale application.
Description
Technical field
The present invention relates to flying dust minimizing and innoxious field, in particular to a kind of melting for processing flying dust
Device.
Background technology
Because the content of bioxin and heavy metal exceedes national standard, flying dust and doctor are smelted in incineration of refuse flyash, industry
The flying dust for treating incineration of waste generation is listed in danger wastes, it is necessary to could be discharged by innoxious.
At present for the main using plasma technology of the high-temperature process of flying dust and fuel type combustion technology, corresponding device
It is plasma furnace and Fuel Furnace.However, the shortcoming using plasma furnace is complex process and high cost, the shortcoming of Fuel Furnace
It is that treatment flying dust is less efficient and treating capacity is limited.
It follows that in the prior art for the high-temperature process of flying dust, there is complex treatment process, high cost, efficiency low
Problem.For these reasons, it is necessary to which a kind of simple handling process, low cost and treatment effeciency treatment flying dust high are provided
Technique.
The content of the invention
It is a primary object of the present invention to provide a kind of melting plant for processing flying dust, to solve to fly in the prior art
The low problem of grey complex treatment process, high cost, efficiency.
To achieve these goals, according to an aspect of the invention, there is provided a kind of melting for processing flying dust is filled
Put, it includes：Body of heater, is provided with flying dust import and constituent adjustment agent import on body of heater；And electrode, to provide heat to body of heater
Source.
Further, metal discharge mouthful is additionally provided with melting plant, metal discharge mouth is arranged on the close bottom of body of heater
Side.
Further, melting plant also includes the first cooling device, and the first cooling device is used to cool down metal discharge mouthful row
The high-temperature molten metal for going out.
Further, body of heater includes lid, and electrode through hole is provided with lid, and electrode is by electrode through hole in body of heater
Portion extends.
Further, melting plant also includes telescopic control device, and telescopic control device is connected with electrode, is used to electrode
Carry out extension and contraction control.
Further, melting plant also includes：Power supply, power supply is connected with electrode by short net.
Further, melting plant also includes：Electrode is one or more.
Further, electrode is graphite electrode, steel electrode or self-baking electrode.
Further, melting plant also includes the second cooling device, and the second cooling device is arranged on the outside of lid, second
Cooling device is connected with the part outside body of heater of electrode.
Further, melting plant also includes flue, and flue is connected with body of heater, and the inner surface of flue sets
It is equipped with the first corrosion-and high-temp-resistant material layer.
Further, the inner surface setting of body of heater has the second corrosion-and high-temp-resistant layer.
Further, slag-drip opening is additionally provided with melting plant, slag-drip opening is arranged on the relative with metal discharge mouthful of body of heater
Side.
Further, melting plant also includes the 3rd cooling device, and the 3rd cooling device is used to cool down slag-drip opening discharge
High temperature furnace slag.
Further, melting plant also includes feeding device, and feeding device is equal with flying dust import and constituent adjustment agent import
It is connected.
Further, the type of furnace of body of heater is round, oval or square type.
Further, melting plant also includes thermometric pressure tester, and thermometric pressure tester is connected with the inside of body of heater.
Apply the technical scheme of the present invention, there is provided a kind of melting plant for processing flying dust, it includes body of heater and electricity
Pole, is provided with flying dust import and constituent adjustment agent import on body of heater；Electrode is used to provide thermal source to body of heater.Being used in the present invention
The melting plant for processing flying dust provides thermal source using electrode, is a kind of electric furnace.Melt process is carried out to flying dust using it, its work
Skill is simple, efficiency is higher.Meanwhile, flying dust import is not provided only with the body of heater of the melting plant in the present invention, it is additionally provided with into
Divide conditioning agent import.In actual process, except flying dust is put into body of heater by flying dust import, while also passing through composition
Conditioning agent import is to input constituent adjustment agent in body of heater.The melt temperature of flying dust can be reduced using constituent adjustment agent, so as to
Enough processing costs for further reducing melting plant.In a word, the melting plant for being provided using the present invention processes flying dust, has had letter concurrently
Single technique, efficiency higher and relatively low cost, are especially suitable for large-scale application.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, of the invention to show
Meaning property and its illustrates, for explaining the present invention, not constitute inappropriate limitation of the present invention embodiment.In the accompanying drawings：
Fig. 1 shows the melting plant schematic diagram for processing flying dust according to an embodiment of the present invention；
Fig. 2 shows the electrode arranging structure schematic diagram of the melting plant according to an embodiment of the present invention；
Fig. 3 shows the electrode arranging structure schematic diagram of the melting plant according to another kind embodiment of the invention；
Fig. 4 shows the electrode arranging structure schematic diagram of the melting plant according to another kind embodiment of the invention；
Fig. 5 shows the electrode arranging structure schematic diagram of the melting plant according to another kind embodiment of the invention.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, body of heater；101st, metal discharge mouthful；102nd, slag-drip opening；20th, electrode；30th, flue；40th, feeding device；50、
Power supply；51st, short net；60th, thermometric pressure tester.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, and never conduct is to the present invention and its application or makes
Any limitation.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
Be also intended to include plural form, additionally, it should be understood that, when in this manual use term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step for otherwise illustrating in these embodiments
Do not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for the ease of description, each portion shown in accompanying drawing
The size divided not is to be drawn according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing explanation
A part for book.In all examples shown here and discussion, any occurrence should be construed as merely exemplary, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar label
Similar terms is represented in following accompanying drawing with letter, therefore, once be defined in a certain Xiang Yi accompanying drawing, then subsequent attached
It need not be further discussed in figure.
In the description of the invention, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " it is laterally, vertical,
The indicated orientation such as vertically, level " and " top, bottom " or position relationship are normally based on orientation shown in the drawings or position and close
System, is for only for ease of the description present invention and is described with simplified, and in the case where opposite explanation is not made, these nouns of locality are not indicated that
There must be specific orientation or with specific azimuth configuration and operation with the device or element for implying meaning, therefore can not manage
It is limiting the scope of the invention to solve；The noun of locality " inside and outside " refers to relative to inside and outside each part profile in itself.
Furthermore, it is necessary to explanation, limits parts, it is only for be easy to using the word such as " first ", " second "
Corresponding parts are distinguished, such as without Stated otherwise, above-mentioned word does not have particular meaning, therefore it is not intended that to this
The limitation of invention protection domain.
For the ease of description, space relative terms can be used herein, such as " ... on ", " ... top ",
" in ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation levied.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.If for example, the device in accompanying drawing is squeezed, be described as " in other devices
To be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
As described by background section, in the prior art for the treatment of flying dust exist complex process, high cost,
The low problem of efficiency.
In order to solve this problem, the invention provides a kind of melting plant for processing flying dust, as shown in figure 1, its
Including body of heater 10 and electrode 20, flying dust import and constituent adjustment agent import are provided with body of heater 10；To provide heat to body of heater 10
Source.
The above-mentioned melting plant for processing flying dust that the present invention is provided, it includes body of heater 10 and electrode 20, on body of heater 10
It is provided with flying dust import and constituent adjustment agent import；Electrode 20 is used to provide thermal source to body of heater 10.In the present invention for processing
The melting plant of flying dust provides thermal source using electrode 20, is a kind of electric furnace.Melt process is carried out to flying dust using it, its technique
Simply, efficiency is higher.Meanwhile, flying dust import is not provided only with the body of heater 10 of the melting plant in the present invention, it is additionally provided with into
Divide conditioning agent import.In actual process, except by flying dust by flying dust import put into body of heater 10 in, while also by into
Divide conditioning agent import to input constituent adjustment agent in body of heater 10.The melt temperature of flying dust can be reduced using constituent adjustment agent, from
And can further reduce the processing cost of melting plant.In a word, the melting plant for being provided using the present invention processes flying dust, has concurrently
Simple technique, efficiency higher and relatively low cost, are especially suitable for large-scale application.
In a kind of preferred embodiment, for being additionally provided with metal discharge mouthful 101, gold on the melting plant for processing flying dust
Category floss hole 101 is arranged on the side near bottom of body of heater 10.Flying dust can form metal and melt after melt process in body of heater 10
Slag, can be discharged these slags using metal discharge mouthful 101.
In a kind of preferred embodiment, the melting plant for processing flying dust also includes the first cooling device, and first is cold
But device is used to cool down the high-temperature metal slag of the discharge of metal discharge mouthful 101.So, slag can be cooled down, from
And realize safety dumping.
In a kind of preferred embodiment, body of heater 10 includes lid, and electrode through hole is provided with lid, and electrode 20 is by electricity
Pole through hole extends to the inside of body of heater 10.Electrode 20 is extended by electrode through hole to the inside of body of heater 10, is entered with to body of heater 10
Row heat supply.Preferably, above-mentioned lid is vault, and this can improve the stability of body of heater 10.Usual vault is circular vault,
The circle centre position of circular vault opens up electrode through hole.In addition to lid, body of heater 10 also includes furnace shell and skeleton.
In a kind of preferred embodiment, the melting plant for processing flying dust also includes telescopic control device, control of stretching
Device processed is connected with electrode 20, is used to carry out extension and contraction control to electrode 20.Electrode 20 is arranged to scalable mode, convenient control
Development length of the electrode 20 inside body of heater 10, in specific operation process, can be according to the treating capacity and temperature of flying dust in body of heater 10
Degree situation adjusts the development length of electrode 20.It can be specifically the telescopic control device for manually or automatically controlling.
In a kind of preferred embodiment, as shown in figure 1, melting plant also includes power supply 50, power supply 50 leads to electrode 20
Too short net 51 is connected.During concrete application, electrode 20 and power supply 50 are carried out into short net 51 and is connected, electrode 20 can be produced and put
Electric arc, you can heat supply is carried out to body of heater 10.Certainly, power supply can be dc source, or AC power.
Preferably, as shown in Fig. 1 to 5, electrode 20 is one or more.And the arrangement of multiple electrodes 20 can be triangle
The arrangement of arrangement (such as Fig. 2, Fig. 4 and Fig. 5), linear pattern (such as Fig. 3) or other forms.
Preferably, the body of heater 10 of above-mentioned melting plant can be round (as shown in Figure 2), oval (as shown in Figure 5) or
Square type (as shown in Figures 3 and 4).
In a kind of preferred embodiment, the melting plant for processing flying dust also includes the second cooling device, and second is cold
But device is arranged on the outside of lid, and the second cooling device is connected with the part outside body of heater 10 of electrode 20.In electrode
20 are located at so, facilitate heat-insulated and carry out extension and contraction control to electrode 20.
In a kind of preferred embodiment, fibrofelt is also included for processing the melting plant of flying dust, fibrofelt is located at the
Between two cooling devices and electrode 20.Fibrofelt is set between the second cooling device and electrode 20, can either completely completely cut off stove
Interior atmosphere and external environment, are conducive to the telescopic moving of electrode 20 to control again.Specifically, fibrofelt can be with tight live electrode
20, telescopic control device is then arranged between the second cooling device and fibrofelt, when telescopic control device is flexed outward, can be squeezed
Press the second cooling device to form furnace sealing with fibrofelt, when telescopic control device is to contract, can radially pack up or put down
Electrode 20.
In a kind of preferred embodiment, the melting plant for processing flying dust also includes flue 30, flue
30 are connected with body of heater 10, and the inner surface setting of flue 30 has the first corrosion-and high-temp-resistant material layer.During fusing fly ash
The flue gas of generation can be discharged by flue 30.Preferably, flue 30 is connected to the top of body of heater 10.First resistance to height
Warm etch resistant material layer can improve the heat-proof corrosion resistant corrosion energy of pipeline, and its material can be cast stone or refractory material etc..It is preferred that
Ground, the roughness Rz of the inner surface of flue 30 is less than or equal to 25.Because flue gas is highly corrosive, Rz is less than or equal to 25
Relatively smooth surface can significantly alleviate corrosion of the flue gas to pipeline inner wall.
In a kind of preferred embodiment, the inner surface setting of body of heater 10 has the second corrosion-and high-temp-resistant layer.This can be carried
The heat-proof corrosion resistant corrosion energy of furnace body 10.Preferably, in the inner surface setting of masonry of body of heater 10 second corrosion-and high-temp-resistant
Layer.It is highly preferred that the material of the second corrosion-and high-temp-resistant layer includes but is not limited to the aluminium chromium zirconium type or/and magnesium chromium of corrosion-resistant
Type refractory material.
In a kind of preferred embodiment, electrode 20 is graphite electrode, steel electrode or self-baking electrode.Self-baking electrode is to use nothing
Bituminous coal, coke and pitch and tar are raw material, and electrode paste is made at a certain temperature, then electrode paste is loaded and has been arranged on
In electrode shell on electric furnace, by sinter molding, those skilled in the art know, will not be repeated here.Preferably graphite is electric
Pole, its electric performance stablity, and high temperature corrosion is also stronger.
In a kind of preferred embodiment, for being additionally provided with slag-drip opening 102, slag-drip opening on the melting plant for processing flying dust
102 be arranged on body of heater 10 with 101 relative sides of metal discharge mouthful.Some slags can be deposited in melt process rear furnace body 10,
Can be discharged it using slag-drip opening 102.
In a kind of preferred embodiment, the melting plant for processing flying dust also includes the 3rd cooling device, and the 3rd is cold
But device is used to cool down the high temperature furnace slag of the discharge of slag-drip opening 102.Setting the 3rd cooling device can lower the temperature to slag, to carry
The security of deslagging high.
In a kind of preferred embodiment, the melting plant for processing flying dust also includes feeding device 40, feeding device
40 are connected with flying dust import and constituent adjustment agent import.Feeding device 40 can be chain making machine or feeding screw etc., with side
Just continuous charging is carried out to body of heater 10, so as to improve the disposal ability of melting plant.Specifically, by powder stock or can make
Grain raw material is transported to flying dust import and constituent adjustment agent import by chain making machine or feeding screw etc..Certainly, flying dust import and
Constituent adjustment agent import can be same charging aperture.
In a kind of preferred embodiment, constituent adjustment agent import is used to adding ingredient conditioning agent in body of heater 10, preferably
Constituent adjustment agent is selected from the one kind or many in analysis pure silicon dioxide, quartz sand, industrial residue and mine tailing, cullet and sludge
Kind.These constituent adjustment agent can further reduce the melt temperature of flying dust such that it is able to further reduce being processed into for flying dust
This.Meanwhile, the cost of quartz sand is relatively low, wide material sources, is conducive to further reducing being processed into for flying dust as constituent adjustment agent
This, makes the technique be more suitable for large-scale application.
In a kind of preferred embodiment, melting plant also include thermometric pressure tester 60, and thermometric pressure tester 60 with
The inside connection of body of heater 10.Temperature and pressure that so can be inside real-time monitoring body of heater 10, and advantageously ensure that the molten of operating
Melting device can micro-negative pressure operation.
Above-mentioned flying dust can be produced for domestic garbage incineration flyash, medical refuse burning flyash or other industrial processes
Flying dust etc..
The purpose of the present invention is, for this special object of flying dust, special electric furnace to be proposed, by high-temperature fusion hand
Section, it is thoroughly that flying dust is innoxious.As can be seen from the above description, the above embodiments of the present invention realize following technology
Effect：
Melting plant provided by the present invention for processing flying dust, it includes body of heater and electrode, flying dust is provided with body of heater
Import and constituent adjustment agent import；Electrode is used to provide thermal source to body of heater.The melting plant for processing flying dust in the present invention
Thermal source is provided using electrode, is a kind of electric furnace.Melt process is carried out to flying dust using it, its process is simple, efficiency are higher.Together
When, flying dust import is not provided only with the body of heater of the melting plant in the present invention, it is additionally provided with constituent adjustment agent import.In reality
In processing procedure, except flying dust is put into body of heater by flying dust import, while also by constituent adjustment agent import in body of heater
Input constituent adjustment agent.The melt temperature of flying dust can be reduced using constituent adjustment agent such that it is able to further reduce melting dress
The processing cost put.It follows that processing flying dust using the melting plant that the present invention is provided, simple technique, higher has been had concurrently
Efficiency and relatively low cost, be especially suitable for large-scale application.
In a word, the flying dust high-temperature fusion electric furnace in the present invention has obviously superiority：Efficiently, the treatment of cleaning flies
Ash, by flying dust, this hazardous waste is innoxious, compares other type of furnaces, and the cost of this type of furnace is relatively low, is conducive to promoting on a large scale.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (16)
1. a kind of melting plant for processing flying dust, it is characterised in that including：
Body of heater (10), is provided with flying dust import and constituent adjustment agent import on the body of heater (10)；And
Electrode (20), to provide thermal source to the body of heater (10).
2. melting plant according to claim 1, it is characterised in that metal discharge mouthful is additionally provided with the melting plant
(101), the metal discharge mouthful (101) is arranged on the side near bottom of the body of heater (10).
3. melting plant according to claim 2, it is characterised in that the melting plant also includes the first cooling device,
First cooling device is used to cool down the high-temperature metal slag of metal discharge mouthful (101) discharge.
4. melting plant according to any one of claim 1 to 3, it is characterised in that the body of heater (10) including lid,
Electrode through hole is provided with the lid, the electrode (20) is prolonged by the electrode through hole to the inside of the body of heater (10)
Stretch.
5. melting plant according to any one of claim 1 to 3, it is characterised in that the melting plant also includes stretching
Contracting control device, the telescopic control device is connected with the electrode (20), is used to carry out extension and contraction control to the electrode (20).
6. melting plant according to any one of claim 1 to 3, it is characterised in that the melting plant also includes：Electricity
Source (50), the power supply (50) is connected with the electrode (20) by short net (51).
7. melting plant according to any one of claim 1 to 3, it is characterised in that the melting plant also includes：Institute
It is one or more to state electrode (20).
8. melting plant according to any one of claim 1 to 3, it is characterised in that the electrode (20) is graphite electricity
Pole, steel electrode or self-baking electrode.
9. melting plant according to claim 4, it is characterised in that the melting plant also includes the second cooling device,
Second cooling device is arranged on the outside of the lid, and second cooling device is with the electrode (20) positioned at described
The outside part connection of body of heater (10).
10. melting plant according to any one of claim 1 to 3, it is characterised in that the melting plant also includes cigarette
Feed channel (30), the flue (30) is connected with the body of heater (10), and the inner surface setting of the flue (30) has
First corrosion-and high-temp-resistant material layer.
11. melting plants according to any one of claim 1 to 3, it is characterised in that the inner surface of the body of heater (10)
It is provided with the second corrosion-and high-temp-resistant layer.
12. melting plant according to Claims 2 or 3, it is characterised in that be additionally provided with slag-drip opening on the melting plant
(102), the slag-drip opening (102) is arranged on the side relative with the metal discharge mouthful (101) of the body of heater (10).
13. melting plants according to claim 12, it is characterised in that the melting plant also includes the 3rd cooling dress
Put, the 3rd cooling device is used to cool down the high temperature furnace slag of the slag-drip opening (102) discharge.
14. melting plants according to any one of claim 1 to 3, it is characterised in that the melting plant also includes adding
Material device (40), the feeding device (40) is connected with the flying dust import and the constituent adjustment agent import.
15. melting plants according to any one of claim 1 to 3, it is characterised in that the type of furnace of the body of heater (10) is
Round, oval or square type.
16. melting plants according to any one of claim 1 to 3, it is characterised in that the melting plant also includes surveying
Warm pressure tester (60), and the thermometric pressure tester (60) connects with the inside of the body of heater (10).
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| CN201710160913.3A CN106918045A (en) | 2017-03-17 | 2017-03-17 | Melting plant for processing flying dust |
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| CN201710160913.3A CN106918045A (en) | 2017-03-17 | 2017-03-17 | Melting plant for processing flying dust |
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| CN108662590A (en) * | 2018-05-21 | 2018-10-16 | 青岛理工大学 | Waste incineration fly ash melting treatment device |
| CN110238167A (en) * | 2019-06-28 | 2019-09-17 | 北京琪玥环保科技股份有限公司 | Ac electrode Joule heat is accompanied plasma fusion danger wastes system |
| TWI689687B (en) * | 2018-01-15 | 2020-04-01 | 東海大學 | Methods of handling incinerated fly ash and other waste |
| CN110986583A (en) * | 2019-12-24 | 2020-04-10 | 上海和惠生态环境科技有限公司 | Melting device for fly ash solidification |
| CN112122307A (en) * | 2020-09-07 | 2020-12-25 | 上海灿州环境工程有限公司 | Dangerous waste plasma melting treatment system |
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