CN207556268U - Smelting device - Google Patents

Smelting device Download PDF

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Publication number
CN207556268U
CN207556268U CN201721489444.1U CN201721489444U CN207556268U CN 207556268 U CN207556268 U CN 207556268U CN 201721489444 U CN201721489444 U CN 201721489444U CN 207556268 U CN207556268 U CN 207556268U
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CN
China
Prior art keywords
furnace
shaft
smelting
barricade
reaction zone
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Active
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CN201721489444.1U
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Chinese (zh)
Inventor
吴鸽鸣
王红军
叶逢春
张良斌
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Jiangxi Huagan Ruilin Precious Metal Technology Co., Ltd.
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Jiangxi Ruilin Rare And Precious Metals Science & Technology Co Ltd
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Priority to CN201721489444.1U priority Critical patent/CN207556268U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Abstract

The utility model discloses smelting devices.The smelting device includes:Shaft, the top of the shaft have feed opening, air inlet and exhanst gas outlet, have secondary combustion chamber in the shaft;Furnace bottom, the barricade extended downwardly by furnace bottom roof is provided in the furnace bottom, the barricade is suitable for the reaction zone and settling section that lower part connection will be limited in the furnace bottom, there is slag overflow outlet and melt siphon outlet on the side wall of the settling section, the top of the furnace bottom is connected with the bottom end of the shaft, and the reaction zone is made to be connected with the secondary combustion chamber;And main jet rifle, the main jet rifle extend to the reaction zone by being stretched into the shaft at the top of the shaft, and across the secondary combustion chamber.The smelting device can realize continuous charging and melt discharge in smelting process, and save fuel, improve efficiency, reduce the discharge of pernicious gas.

Description

Smelting device
Technical field
The utility model is related to non-ferrous metal metallurgy, hazardous waste processing and resource circulation utilization technical fields, specifically relate to It is and a kind of to handle the smelting device for raw material such as electronic waste, middle-low grade composition brass.
Background technology
The resources circulation technology of the electronic wastes such as printed circuit board, deflection coil, electronic component that China discards is divided into Two classes:First, the physical techniques such as disassemble, crush, sorting based on physical method, second is that burning based on chemically, molten Refining, the acid chemical technologies such as molten.Existing both methods all existing defects, for example, Physical organic matter open circuit is limited, chemical method dress Standby horizontal relatively low, technology totally falls behind, and environmental pollution is serious.
With resource, the demand of environment and continuative development, country passes through perfect legislation, and major instruction is constantly strengthened Whole process control and supervision to electronic waste processing procedure, there is an urgent need to develop have both energy saving, environment and resources effective utilization Intensified metallurgy technology.To coordinate the exploitation of the resource comprehensive utilization process such as large-scale electronic waste, middle-low grade composition brass, need A kind of energy saving, efficient, environmentally friendly equipment realized characterized by comprehensive utilization process short route technology is wanted, to promote China's electronics The level and competitiveness of the industrial overall technology equipment of the waste and old resources such as waste material, middle-low grade composition brass comprehensive utilization.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality It is to propose smelting device with a novel purpose.The smelting device can realize continuous charging and melt in smelting process Discharge, and fuel is saved, efficiency is improved, reduces the discharge of pernicious gas.
In the one side of the utility model, the utility model proposes a kind of smelting devices.It is according to the present utility model Embodiment, the smelting device include:Shaft, the top of the shaft have feed opening, air inlet and exhanst gas outlet, the shaft It is interior that there is secondary combustion chamber;Furnace bottom is provided with the barricade extended downwardly by furnace bottom roof in the furnace bottom, and the barricade is suitable for will The reaction zone and settling section of lower part connection are limited in the furnace bottom, there is slag overflow discharge on the side wall of the settling section Mouth and melt siphon outlet, the top of the furnace bottom is connected with the bottom end of the shaft, and makes the reaction zone and described two Secondary combustion chamber;And main jet rifle, the main jet rifle are passed through described by being stretched into the shaft at the top of the shaft Secondary combustion chamber extends to the reaction zone.
Continuous charging and the melt discharge in smelting process can be realized according to the smelting device of the utility model embodiment, And fuel is saved, efficiency is improved, reduces the discharge of pernicious gas.
Optional, the sectional area of the shaft gradually increases from the bottom to top.
Optional, the lower end of the barricade is supported on the bottom wall of the furnace bottom, and the lower end of the barricade is equipped with connection Channel.
Optional, a part for the side wall of the shaft is extended in the furnace bottom, to form the barricade.
Optional, the smelting device further comprises:Multiple side-blown spray guns, the multiple side-blown spray gun are arranged in On the furnace bottom side wall of the reaction zone.
Optional, the angle of the side-blown spray gun and the furnace bottom side wall is 0~90 degree.
Optional, the smelting device further comprises:Test bar, the test bar are inserted into institute by the roof of the furnace bottom It states in settling section.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description In become apparent or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment Become apparent and be readily appreciated that, wherein:
Fig. 1 is the smelting device structure diagram according to the utility model one embodiment;
Fig. 2 is the smelting device structure diagram according to the utility model further embodiment;
Fig. 3 is the smelting device structure diagram according to another embodiment of the utility model.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that the utility model Limitation.
In the description of the present invention, it is to be appreciated that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", The orientation or position relationship of the instructions such as " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings or position relationship, are only The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
" multiple " are meant that at least two, such as two in the description of the present invention, three etc., unless otherwise It is clearly specific to limit.
In the utility model unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral;Can be Mechanical connection or electrical connection;It can be directly connected, can also be indirectly connected by intermediary, can be two The interaction relationship of connection or two elements inside element, unless otherwise restricted clearly.For the common skill of this field For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model unless specifically defined or limited otherwise, fisrt feature is "above" or "below" second feature Can be that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, first is special Sign second feature " on ", " top " and " above " can be fisrt feature right over second feature or oblique upper or only Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with It is fisrt feature immediately below second feature or obliquely downward or is merely representative of fisrt feature level height less than second feature.
In the one side of the utility model, the utility model proposes a kind of smelting devices.It is according to the present utility model Embodiment, with reference to figure 1~3, which includes:Shaft 100, furnace bottom 103 and main jet rifle 11.Wherein, the top of shaft 100 With feed opening 20, air inlet 14 and exhanst gas outlet 27, there is secondary combustion chamber 17 in shaft 100;Be provided in furnace bottom 103 by The barricade 25 that 103 roof of furnace bottom extends downwardly, barricade 25 are suitable for the reaction zone 22 and clear for lower part connection being limited in furnace bottom 103 Clear area 24, has slag overflow outlet 16 and melt siphon outlet 12, the top of furnace bottom 103 on the side wall of settling section 24 It is connected with the bottom end of shaft 100, and reaction zone 22 is made to be connected with secondary combustion chamber 17;Main jet rifle 11 by shaft 100 top It stretches into shaft 100, and reaction zone 22 is extended to across secondary combustion chamber 17.
Specific embodiment according to the present utility model, with reference to figure 1~3, air inlet 14 can be arranged on after burner On 18, and by air inlet 14 enter shaft second-time burning wind and by feed opening 20 enter shaft smelting material can be via same One entrance enters inside shaft.
Specific embodiment according to the present utility model, with reference to figure 1~3, the top side of shaft is additionally provided with side and opens flue 23, exhanst gas outlet 27 is arranged on side and opens on flue 23.
The auxiliary materials such as the raw materials mixing quartz such as embodiment according to the present utility model, electronic waste, middle-low grade composition brass and The reducing agents such as coke are directly added into the reaction zone 22 of furnace bottom 103 from feed opening 20, and main jet rifle 11 is from the spray positioned at 100 top of shaft 19 intercalation reaction area 22 of rifle insert port is simultaneously passed through oxygen rich gas, enters quick oxygen under the heat that stove material is continually entered in main jet rifle 11 Change and reduction forms crude metal melt and slag melt, the crude metal melt of precipitation sinks to furnace bottom, and the slag melt of formation floats on thick gold Belong on layer, crude metal layer main jet rifle 11 be constantly passed through gas agitation and pressure under entered by interval between barricade in stove 25 Settling section 24, forms stable crude metal layer, and positive pressure urges in the material and stove that crude metal melt is continuously added in feed opening 20 It under dynamic, is discharged from melt siphon outlet 12, the coke that slag melt is then added in the natural gas and feed opening 20 of the addition of main jet rifle 11 Crude metal melt is persistently precipitated under the continuous reduction of the reducing agents such as charcoal, the crude metal melt being precipitated in slag blanket continues from melt siphon Outlet 12 is discharged, and the reducing slag of formation is then continuously discharged from smelt overflow outlet 16, is recycled with this, forms continuous smelting effect Fruit is to improve production efficiency.
Meanwhile the flue gas containing microparticle caused by fusion process rises to secondary combustion chamber 17, passes through air inlet 14, which are passed through oxygen rich gas, carries out the melting flue gas of rising sufficient second-time burning, and flue 23 and secondary combustion are opened in the side at the top of shaft It burns room 17 and is equipped with certain climb, make flue gas residence time in stove longer, burning is more abundant, and process is clean-burning Melting flue gas is passed through discharges from the other exhanst gas outlet 27 for opening flue 23, to reduce the discharge of pernicious gas.
Specific embodiment according to the present utility model, the sectional area of shaft 100 gradually increase from the bottom to top.Shaft as a result, Top and secondary combustion chamber have more spacious volume relative to furnace bottom smelting zone, so as to be conducive to flue gas rise discharge with it is close Degree release.
Embodiment according to the present utility model, the lower end support of barricade 25 can be on the bottom wall of furnace bottom 103, and barricade 25 Lower end be equipped with communicating passage.A specific embodiment according to the present utility model, the communicating passage of 25 hypomere of barricade can be set Barrier shape is set to, thus, it is possible to flow to clarification by reaction zone 22 with being further conducive to slag melt and crude metal Melt Stability Area 24.In some embodiments of the utility model, settling section 24 can also be provided with fence knot with melt siphon outlet 12 Structure, thus, it is possible to further prevent discharging together with crude metal melt in melting.
Specific embodiment according to the present utility model, a part of of the side wall of shaft 100 can be extended in furnace bottom 103, To form barricade 25.In some embodiments of the utility model, barricade can be laying fireproof bricks body.
With reference to figure 2, embodiment according to the present utility model, smelting device can further include multiple side-blown spray guns 10。
Embodiment according to the present utility model, multiple side-blown spray guns 10 are arranged on the furnace bottom side wall of reaction zone 22. Specifically, multiple side-blown spray guns 10 can be passed through by being circumferentially positioned in the eye of wind intercalation reaction area 22 of reaction zone furnace bottom side wall Side-blown spray gun 10 is blown into technique wind (oxygen rich gas) into reaction zone, so as to further be conducive to accelerate the oxidation of supplementary material And reduction forms crude metal layer and slag blanket, the crude metal melt of precipitation sinks to furnace bottom, and the slag melt of formation is floated on crude metal layer, Meanwhile the technique wind that side-blown spray gun is constantly blown into can also promote crude metal melt and slag melt to be clarified by entering below barricade Area 24 carries out standing clarified separation.
Specific embodiment according to the present utility model, side-blown spray gun 10 and the angle of furnace bottom 103 are 0~90 degree.Specifically, Above-mentioned angle refers to angle of the side-blown spray gun 10 with the opening that furnace bottom 103 is formed towards furnace bottom side wall.Thus, it is possible to further have Promote the progress of smelting process conducive to the technique wind that side-blown spray gun is blown into.
With reference to figure 3, embodiment according to the present utility model, smelting device can further include test bar 13.
Embodiment according to the present utility model, test bar 13 can be inserted by being arranged on the test bar of 103 roof of furnace bottom Mouth 21 is inserted into settling sections 24, and detection is sampled, and then according to detection result to settling section material by using test bar 13 The air quantity that rationally adjustment side-blown spray gun 10 is passed through detects qualified crude metal melt from melt rainbow to obtain more preferably Smelting Effect 12 discharge of suction outlet.
In order to facilitate understanding, the smelting process implemented below to the smelting device using the utility model embodiment is retouched It states.Embodiment according to the present utility model, the smelting process include:Raw materials for metallurgy is continuously supplied into shaft, melt from feed opening Agent and reducing agent, and material is made to enter in the reaction zone of furnace bottom;Fuel is supplied to the reaction zone by main jet rifle, so as to anti- Material is answered in area to carry out metallurgy, obtains crude metal melt, slag melt and flue gas, wherein, crude metal melt and slag melt into Enter and detached and discharged in settling section;Flue gas enters secondary combustion chamber with mixing combining combustion by the oxygen rich gas that air inlet is passed through, To generate tail gas discharge.
According to the smelting process of the utility model embodiment, by the way that the raw materials such as electronic waste, middle-low grade composition brass are mixed The reducing agents such as the auxiliary materials such as quartz and coke are directly added into the reaction zone of furnace bottom from feed opening, and main jet rifle is inserted into from the spray gun of furnace roof Mouth intercalation reaction area is simultaneously passed through oxygen rich gas, enters Quick Oxidation and reduction under the heat that stove material is continually entered in main jet rifle and is formed Crude metal melt and slag melt, the crude metal melt of precipitation sink to furnace bottom, and the slag melt of formation is floated on crude metal layer, crude metal Layer main jet rifle be constantly passed through gas agitation and pressure under settling section entered by the interval between barricade in stove, formed stable Crude metal layer, in the material and stove that crude metal melt is continuously added in feed opening under the urging of positive pressure, from melt siphon outlet It is persistently analysed under the continuous reduction of the reducing agents such as discharge, the coke that the natural gas and feed opening that slag melt is then added in main jet rifle add in Go out crude metal melt, the crude metal melt being precipitated in slag blanket continues to discharge from melt siphon outlet, the reducing slag of formation then from Smelt overflow outlet is continuously discharged, and is recycled with this, forms continuous smelting effect to improve production efficiency.
Meanwhile the flue gas containing microparticle caused by fusion process rises to secondary combustion chamber, is led to by air inlet Enter oxygen rich gas and carry out sufficient second-time burning to the melting flue gas of rising, the side at the top of shaft is opened flue and set with secondary combustion chamber There is certain climb, make flue gas residence time in stove longer, burning is more abundant, by clean-burning melting flue gas Exhanst gas outlet through opening flue from side is discharged, to reduce the discharge of pernicious gas.
Embodiment according to the present utility model, the smelting process can further include:Using side-blown spray gun to reaction Area's supply oxygen rich gas is used to carry out the metallurgy.Technique wind (oxygen rich air is blown into reaction zone by side-blown spray gun Body), so as to further be conducive to that the oxidation of supplementary material and reduction is accelerated to form crude metal layer and slag blanket, the crude metal of precipitation Melt sinks to furnace bottom, and the slag melt of formation is floated on crude metal layer, meanwhile, the technique wind that side-blown spray gun is constantly blown into can also promote Into crude metal melt and slag melt by carrying out standing clarified separation into settling section below barricade.
Embodiment according to the present utility model, the smelting process can further include:It is monitored using the test bar The delamination of the crude metal melt and the slag melt in the settling section.By using test bar to settling section material into Row sampling detection, and then air quantity that side-blown spray gun is passed through rationally is adjusted according to detection result to obtain more preferably Smelting Effect, it examines Qualified crude metal melt is surveyed to discharge from melt siphon outlet.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments " The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It combines in an appropriate manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field Technical staff can by the different embodiments or examples described in this specification and the feature of different embodiments or examples into Row combines and combination.
Although the embodiment of the utility model has been shown and described above, it is to be understood that above-described embodiment is Illustratively, it is impossible to be construed as a limitation of the present invention, those of ordinary skill in the art are in the scope of the utility model It is interior to make changes, modifications, substitutions and variations to the above described embodiments.

Claims (7)

1. a kind of smelting device, which is characterized in that including:
Shaft, the top of the shaft have feed opening, air inlet and exhanst gas outlet, have secondary combustion chamber in the shaft;
Furnace bottom, the barricade extended downwardly by furnace bottom roof is provided in the furnace bottom, and the barricade is suitable for limit in the furnace bottom The reaction zone and settling section of lower part connection are made, there is slag overflow outlet and melt siphon on the side wall of the settling section Outlet, the top of the furnace bottom are connected with the bottom end of the shaft, and the reaction zone is made to be connected with the secondary combustion chamber It is logical;And
Main jet rifle, the main jet rifle extend by being stretched into the shaft at the top of the shaft, and across the secondary combustion chamber To the reaction zone.
2. smelting device according to claim 1, which is characterized in that the sectional area of the shaft gradually increases from the bottom to top Greatly.
3. smelting device according to claim 1, which is characterized in that the lower end of the barricade is supported on the bottom of the furnace bottom On wall, and the lower end of the barricade is equipped with communicating passage.
4. smelting device according to claim 3 a, which is characterized in that part for the side wall of the shaft extends to described In furnace bottom, to form the barricade.
5. smelting device according to claim 1, which is characterized in that further comprise:
Multiple side-blown spray guns, the multiple side-blown spray gun are arranged on the furnace bottom side wall of the reaction zone.
6. smelting device according to claim 5, which is characterized in that the angle of the side-blown spray gun and the furnace bottom is 0 ~90 degree.
7. smelting device according to claim 1, which is characterized in that further comprise:
Test bar, the test bar are inserted by the roof of the furnace bottom in the settling section.
CN201721489444.1U 2017-11-09 2017-11-09 Smelting device Active CN207556268U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721489444.1U CN207556268U (en) 2017-11-09 2017-11-09 Smelting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721489444.1U CN207556268U (en) 2017-11-09 2017-11-09 Smelting device

Publications (1)

Publication Number Publication Date
CN207556268U true CN207556268U (en) 2018-06-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN207556268U (en)

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GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address

Address after: 331100 Jiangxi province Yichun Fengcheng four road resource recycling industry park

Patentee after: Jiangxi Huagan Ruilin Precious Metal Technology Co., Ltd.

Address before: 331100 Jiangxi Yichun Fengcheng city resources recycling industry base

Patentee before: JIANGXI NERIN RARE AND PRECIOUS METALS SCIENCE & TECHNOLOGY Co.,Ltd.

CP03 Change of name, title or address