CN207446939U - Electronic waste plasma gasification melting processing system - Google Patents
Electronic waste plasma gasification melting processing system Download PDFInfo
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- CN207446939U CN207446939U CN201721090696.7U CN201721090696U CN207446939U CN 207446939 U CN207446939 U CN 207446939U CN 201721090696 U CN201721090696 U CN 201721090696U CN 207446939 U CN207446939 U CN 207446939U
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Abstract
The utility model discloses a kind of electronic waste plasma gasification melting processing system, which includes pretreatment unit, plasma gasification smelting apparatus, smoke recycling device and valuable metal extraction element；The gas outlet of the pretreatment unit is connected with the blast orifice of plasma gasification smelting apparatus, and the discharge port of the pretreatment unit is connected with the feed inlet of plasma gasification smelting apparatus；The exhanst gas outlet of the plasma gasification smelting apparatus is connected with the air inlet of smoke recycling device, and the taphole of the plasma gasification smelting apparatus is connected with the inlet of valuable metal extraction element.The devices such as the utility model is provided with sintering in shorter technological process, and gas is innoxious, melting flue gas waste heat recovery and innoxious, tail gas recycling, metal synthetical recovery realize abundant innoxious, minimizing, the recycling of electron wastes.
Description
Technical field
The utility model is related to the technical fields of electronic waste recycling, are melted in particular to a kind of electronic waste plasma gasification
Refine processing system.
Background technology
Electron wastes are commonly called as " electronic waste ", refer to the discarded object generated in electric equipment products production process and
By the discarded electronic and electrical equipment not used, species is various, ingredient, complicated, is related to industrial production and resident living
Every field.With the fast development of electronics and information industry and the continuous promotion of people's living standard, the update of electronic product is changed
Gradually to accelerate for speed, the annual electron wastes yield in the whole world is up to 4000 to 50,000,000 tons, and still with 5~10% year
Growth rate increases, and huge threat is caused to the ecological environment in the whole world.Due to application function, operation principle, manufacturing process
Difference, electronic product structural difference is very big, wherein the composition and content difference of the materials such as the metal contained, plastics, ceramics
Larger, the high efficient resourcing recycling of electron wastes has become one of problem urgently to be resolved hurrily.
At present, the common practice of industrial processing electron wastes is to be carried out craft or semi-automation is disassembled and moulded
Material or metal shell, common parts, harmful parts or material, circuit board etc..After the common parts in part are qualified after testing,
Directly degrade and use；Shell and can not reuse common parts by Mechanical Crushing, sorting can obtain plastics, metal, ceramics etc.
Pellet is recycled by simple regeneration treatment；Harmful parts such as battery of mobile phone, ink-cases of printers and fluorescent powder, liquid
The deleterious materials such as refrigerant transfer to special processing enterprise to be disposed；And there is presently no a set of for the highest circuit board of recovery value
Applicability is wide, strong operability, economic and environment-friendly recovery and utilization technology.Belgian Umicore, Canada Xstrata, Sweden
The companies such as Boliden have researched and developed high melt technical finesse electron wastes and other solid wastes containing noble metal respectively
Object, according to the difference of melting equipment Design, material combination scheme, melting condition, the selection of slag type and product composition, flue gas post processing
The significant differences such as system design, but its basic principle is similar, and noble metal is realized to the trapping effect of noble metal using heavy metal
High efficiente callback, the organic material in electron wastes burn in hot conditions, and heat and reproducibility gas are provided for fusion process
Atmosphere.Although high melt technology has more successful industrializing implementation example, its cost of investment is huge, and is limited to tradition
The temperature requirement of pyrometallurgy smelting furnace has material composition stringent limitation.
Based on this, there is an urgent need to a kind of brand-new Disposal of Electronic Wastes processing equipment system, to tackle rapid growth
Electron wastes bring resource, environmental pressure.
The content of the invention
The purpose of this utility model seek to provide a kind of resource make full use of, the electronic waste plasma of non-secondary pollution
Gasify melting processing system.
To achieve the above object, a kind of electronic waste plasma gasification melting processing system provided by the utility model,
Including pretreatment unit, plasma gasification smelting apparatus, smoke recycling device and valuable metal extraction element；It is described pre-
The gas outlet of processing unit is connected with the blast orifice of plasma gasification smelting apparatus, the discharge port of the pretreatment unit with wait from
The feed inlet of son gasification smelting apparatus is connected；The exhanst gas outlet of the plasma gasification smelting apparatus and smoke recycling device
Air inlet is connected, and the taphole of the plasma gasification smelting apparatus is connected with the inlet of valuable metal extraction element.
Further, the pretreatment unit include raw material feed bin, the first conveyer, shear breaker, second conveyor,
Slag former feed bin, the 3rd conveyer, binding agent feed bin, the 4th conveyer, batch mixer, the 5th conveyer, closed sintering machine,
Six conveyers, sintering machine heating furnace, sintering exhaust collection device, sintering exhaust pipe, oxygen generating station, oxygen-enriched pipeline, gas mixing storehouse,
Admission line, coke feed bin and the 7th conveyer；
Discharge port, the first conveyer, shear breaker, the second conveyor of the raw material feed bin are sequentially connected, described to make
The discharge port of slag agent feed bin is connected with the feed end of the 3rd conveyer, the discharge port of the binding agent feed bin and the 4th conveyer
Feed end is connected, and the discharge end of the second conveyor, the discharge end of the 3rd conveyer, the discharge end of the 4th conveyer are with mixing
The feed inlet of material machine is connected；
The batch mixer, the 5th conveyer, closed sintering machine, the 6th conveyer are sequentially connected, and the sintering tail gas is received
The air inlet of storage is connected with the gas outlet of closed sintering machine, and the gas outlet of the sintering exhaust collection device is by being sintered tail gas
Pipeline is connected with the inlet exhaust gas in gas mixing storehouse；The oxygen inlet of the oxygen generating station passes through oxygen-enriched pipeline and gas mixing storehouse
Air inlet is connected, and the discharge port of the coke feed bin is connected with the feed end of the 7th conveyer.
Further, the second conveyor, the 3rd conveyer, the 4th conveyer, the 6th conveyer, the 7th conveyer are equal
For the conveyer with Weighing device.
Further, it is provided with first flowmeter on the pipeline of the sintering exhaust pipe；The pipeline of the oxygen-enriched pipeline
On be provided with second flowmeter.
Further, the plasma gasification smelting apparatus includes plasma heating furnace, melt chute and flue；
Feed inlet, blast orifice, taphole, exhanst gas outlet are provided on the plasma heating furnace；6th conveyer
Discharge end, the discharge end of the 7th conveyer are connected with the feed inlet of plasma heating furnace, and the gas outlet in the gas mixing storehouse passes through
Admission line is connected with the blast orifice of plasma heating furnace, and the taphole of the plasma heating furnace is connected with the inlet of melt chute,
The exhanst gas outlet of the plasma heating furnace is connected with the air inlet of flue.
Further, the exhanst gas outlet is arranged on the top of plasma heating furnace, and the taphole is arranged on plasma heating furnace
Bottom, the blast orifice is arranged on the middle part of plasma heating furnace, and the feed inlet is between exhanst gas outlet and blast orifice；It is described
Blast orifice, in individual layer or bilayer arrangement, is 3~12 per layer number along the longitudinal direction of plasma heating furnace；The quantity of the exhanst gas outlet is
1~4, and the exhaust pipe leading portion being connected with exhanst gas outlet is provided with 2~6 grades of baffles.
Further, the lower part of the plasma heating furnace is circumferentially provided with plasma flare, the plasma fire along it
Torch is between blast orifice and taphole, and quantity is 3~12.
Further, the smoke recycling device includes pure water slot, flash cold column, hot water pipeline, filter, waste heat pot
Stove, first gas pipeline, rotoclone collector, second gas pipeline, bagroom, third gas pipeline, alkali inhale tower, the 4th gas
Body pipeline, steam reforming tower, the 5th gas pipeline, F- T synthesis tower, gas recycling duct, primary product pipeline, refining and distilling
Tower and product oil output channel；
The water outlet of the pure water slot is connected with the cold water inlet on flash cold column top, the gas outlet of the flue with it is rapid
The air inlet of Leng Ta lower parts is connected, the hot water outlet of the quenching tower bottom by hot water pipeline and filter, waste heat boiler according to
It is secondary to be connected；
Exhaust outlet and first gas pipeline, rotoclone collector, second gas pipeline, bag collection at the top of the flash cold column
Device, third gas pipeline, alkali inhale tower, the 4th gas pipeline, steam reforming tower, the 5th gas pipeline, F- T synthesis tower, primary oil
Quality control road, refining and distilling tower, product oil output channel are sequentially connected；The gas outlet of the F- T synthesis top of tower is followed by gas
Endless tube road is connected with the air inlet of steam reforming tower.
Yet further, the smoke recycling device further includes sludge bin, level-one ash collecting bin and second-level ash and collects
Storehouse, the sludge bin are arranged on filtering motor spindle and are arranged with its sludge outlet face；The level-one ash collecting bin is arranged on whirlwind
The bottom of dust-precipitator is arranged with its ash hole face；The second-level ash collecting bin is arranged on bottom and its ash discharge of bagroom
Mouth face arrangement.
Further, the valuable metal extraction element includes holding furnace, alloy chute, moulds in casting wheel, transhipment dress
It puts, electrolytic cell, slag chute, glass spinning machine；
The liquid outlet of the melt chute is connected with the inlet at the top of holding furnace, the alloy outlet of the heat preservation furnace bottom
It is sequentially connected with alloy chute, moulds in casting wheel, the transfer device is arranged between moulds in casting wheel and electrolytic cell；Transhipment dress
The slag notch and slag chute, glass spinning machine for putting the holding furnace top are sequentially connected.
Compared with prior art, the utility model has the following advantages that：
First, the utility model in shorter technological process be provided with pretreatment unit, plasma gasification smelting apparatus,
Smoke recycling device and valuable metal extraction element, realize sintering gas be innoxious, melting flue gas waste heat recovery with it is harmless
Change, tail gas recycling, metal synthetical recovery etc. so that electron wastes have obtained abundant innoxious, minimizing, recycling profit
With the system can promote and apply the recycling recycling field of the solid waste mixed with similar organic matter with metal material.
Second, plasma gasification smelting temperature is higher in the utility model, organic matter in electron wastes can be fully cracked,
The components such as metal, metal oxide, glass, ceramics are melted simultaneously, it is relatively low to electron wastes ingredient composition requirement.
Third, the utility model takes full advantage of each non-metallic material while metal during electron wastes are extracted in recycling
Material, organic matter play part adhesive in sintering process and act on, and carbon contained therein, hydrogen resource are returned in smoke recycling process
It receives, ceramics, glass etc. reduce the dosage of slag former containing earth silicon material, and are finally processed into valuable glass system
Product.
Description of the drawings
Fig. 1 is a kind of attachment structure schematic diagram of electronic waste plasma gasification melting processing system；
Fig. 2 is the enlarged structure schematic diagram of pretreatment unit in Fig. 1；
Fig. 3 is the enlarged structure schematic diagram of the plasma heating furnace of plasma gasification smelting apparatus in Fig. 1；
Fig. 4 is the enlarged structure schematic diagram of smoke recycling device in Fig. 1；
Fig. 5 is the enlarged structure schematic diagram of valuable metal extraction element in Fig. 1.
Each device or part numbers are as follows in figure：
Pretreatment unit 1, including raw material feed bin 101, the first conveyer 102, shear breaker 103, second conveyor
104th, slag former feed bin 105, the 3rd conveyer 106, binding agent feed bin 107, the 4th conveyer 108, batch mixer the 109, the 5th are defeated
Send machine 110, closed sintering machine 111, the 6th conveyer 112, sintering machine heating furnace 113, sintering exhaust collection device 114, sintering
Exhaust pipe 115, first flowmeter 116, oxygen generating station 117, oxygen-enriched pipeline 118, second flowmeter 119, gas mixing storehouse 120,
Admission line 121, coke feed bin 122, the 7th conveyer 123.
Plasma gasification smelting apparatus 2, including plasma heating furnace 201 (wherein：Feed inlet a, blast orifice b, plasma flare
C, taphole d, exhanst gas outlet e), melt chute 202, flue 203.
Smoke recycling device 3, including pure water slot 301, flash cold column 302, hot water pipeline 303, filter 304, waste heat pot
Stove 305, sludge bin 306, first gas pipeline 307, rotoclone collector 308, level-one ash collecting bin 309, second gas pipeline
310th, bagroom 311, second-level ash collecting bin 312, third gas pipeline 313, alkali inhale tower 314, the 4th gas pipeline 315,
Steam reforming tower 316, the 5th gas pipeline 317, F- T synthesis tower 318, gas recycling duct 319, primary product pipeline 320,
Refining and distilling tower 321, product oil output channel 322.
Valuable metal extraction element 4, including holding furnace 401, alloy chute 402, moulds in casting wheel 403, transfer device
404th, electrolytic cell 405, slag chute 406, glass spinning machine 407.
Specific embodiment
With reference to specific embodiment and attached drawing, the utility model is described in further detail.
A kind of electronic waste plasma gasification melting processing system as shown in the figure, including pretreatment unit 1, plasma gasification
Smelting apparatus 2, smoke recycling device 3 and valuable metal extraction element 4；The gas outlet of pretreatment unit 1 and plasma (orifice) gas
The blast orifice for changing smelting apparatus 2 is connected, and the discharge port of pretreatment unit 1 is connected with the feed inlet of plasma gasification smelting apparatus 2；
The exhanst gas outlet of plasma gasification smelting apparatus 2 is connected with the air inlet of smoke recycling device 3, plasma gasification smelting apparatus
2 taphole is connected with the inlet of valuable metal extraction element 4.
Pretreatment unit 1 includes raw material feed bin 101, the first conveyer 102, shear breaker 103, second conveyor
104th, slag former feed bin 105, the 3rd conveyer 106, binding agent feed bin 107, the 4th conveyer 108, batch mixer the 109, the 5th are defeated
Send machine 110, closed sintering machine 111, the 6th conveyer 112, sintering machine heating furnace 113, sintering exhaust collection device 114, sintering
Exhaust pipe 115, oxygen generating station 117, oxygen-enriched pipeline 118, gas mixing storehouse 120, admission line 121, coke feed bin 122 and
7th conveyer 123；
Raw material feed bin 101, the first conveyer 102, shear breaker 103, second conveyor 104 are sequentially connected, slag former
The discharge port of feed bin 105 is connected with the feed end of the 3rd conveyer 106, the discharge port of binding agent feed bin 107 and the 4th conveyer
108 feed end is connected, the discharge end of second conveyor 104, the discharge end of the 3rd conveyer 106, the 4th conveyer 108
Feed inlet of the discharge end with batch mixer 109 is connected；Second conveyor 104, the 3rd conveyer 106, the 4th conveyer 108,
Six conveyers 112, the 7th conveyer 123 are the conveyer with Weighing device, and closed sintering machine 111 is using N2
Protect the sintering machine of indirectly heat；CO detection devices and O are provided in gas mixing storehouse 1202Detection device.
The discharge port of batch mixer 109, the 5th conveyer 110, closed sintering machine 111, the 6th conveyer 112 phase successively
Even, the air inlet of sintering exhaust collection device 114 is connected with the gas outlet of closed sintering machine 111, sintering exhaust collection device 114
Gas outlet is connected by being sintered exhaust pipe 115 with the inlet exhaust gas in gas mixing storehouse 120, is sintered the pipeline of exhaust pipe 115
On be provided with first flowmeter 116；The gas outlet of oxygen generating station 117 by the oxygen in oxygen-enriched pipeline 118 and gas mixing storehouse 120 into
Mouth is connected, and second flowmeter 119 is provided on the pipeline of oxygen-enriched pipeline 118；The discharge port of coke feed bin 122 and the 7th conveyer
123 feed end is connected.
In above-mentioned technical proposal, plasma gasification smelting apparatus 2 includes plasma heating furnace 201, melt chute 202, Yi Jiyan
Feed channel 203；Feed inlet a, blast orifice b, taphole d, exhanst gas outlet e are provided on plasma heating furnace 201；6th conveyer
112 discharge end, the discharge end of the 7th conveyer 123 are connected with the feed inlet a of plasma heating furnace 201, gas mixing storehouse 120
Gas outlet be connected by admission line 121 with the blast orifice b of plasma heating furnace 201, the taphole d of plasma heating furnace 201 with it is molten
The inlet of liquid chute 202 is connected, and the exhanst gas outlet e of plasma heating furnace 201 is connected with the air inlet of flue 203.
In above-mentioned technical proposal, exhanst gas outlet e is arranged on the top of plasma heating furnace 201, and taphole d is arranged on plasma
The bottom of stove 201, blast orifice b are arranged on the middle part of plasma heating furnace 201, and feed inlet a is between exhanst gas outlet e and blast orifice b；
Blast orifice b, in individual layer or bilayer arrangement, is 3~12 per layer number along the longitudinal direction of plasma heating furnace 201；The quantity of exhanst gas outlet e
For 1~4, and the exhaust pipe leading portion being connected with exhanst gas outlet e is provided with 2~6 grades of baffles.The lower part of plasma heating furnace 201 along its
Plasma flare c is circumferentially provided with, plasma flare c is between blast orifice b and taphole d, and quantity is 3~12
Branch.
In above-mentioned technical proposal, smoke recycling device 3 includes pure water slot 301, flash cold column 302, hot water pipeline 303, mistake
Filter 304, waste heat boiler 305, first gas pipeline 307, rotoclone collector 308, second gas pipeline 310, bagroom
311st, third gas pipeline 313, alkali inhale tower 314, the 4th gas pipeline 315, steam reforming tower 316, the 5th gas pipeline 317,
F- T synthesis tower 318, gas recycling duct 319, primary product pipeline 320, refining and distilling tower 321 and product oil efferent duct
Road 322；
The water outlet of pure water slot 301 is connected with the cold water inlet on 302 top of flash cold column, the gas outlet of flue 203 with
The air inlet of 302 lower part of flash cold column is connected, the hot water outlet of 302 bottom of flash cold column by hot water pipeline 303 and filter 304,
Waste heat boiler 305 is sequentially connected；
The exhaust outlet at the top of flash cold column 302 and first gas pipeline 307, rotoclone collector 308, second gas pipeline 310,
Bagroom 311, third gas pipeline 313, alkali inhale tower 314, the 4th gas pipeline 315, steam reforming tower 316, the 5th gas
Body pipeline 317, F- T synthesis tower 318, primary product pipeline 320, refining and distilling tower 321, product oil output channel 322 are successively
It is connected；The gas outlet at 318 top of F- T synthesis tower is connected by gas recycling duct 319 with the air inlet of steam reforming tower 316.
Smoke recycling device 3 further includes sludge bin 306, level-one ash collecting bin 309 and second-level ash collecting bin 312, dirty
Hopper dredger 306 is arranged on 304 bottom of filter and is arranged with its sludge outlet face；Level-one ash collecting bin 309 is arranged on cyclone dust collection
The bottom of device 308 is arranged with its ash hole face；The bottom that second-level ash collecting bin 312 is arranged on bagroom 311 goes out with it
Grey mouth face arrangement.
In above-mentioned technical proposal, valuable metal extraction element 4 includes holding furnace 401, alloy chute 402, moulds in casting wheel
403rd, transfer device 404, electrolytic cell 405, slag chute 406, glass spinning machine 407；The liquid outlet of melt chute 202 and heat preservation
The inlet at 401 top of stove is connected, and the alloy outlet of 401 bottom of holding furnace and alloy chute 402, moulds in casting wheel 403 are successively
It is connected, transfer device 404 is arranged between moulds in casting wheel 403 and electrolytic cell 405；403 produced anode plate of moulds in casting wheel
It is transported by transfer device 404 to electrolytic cell 405, slag notch and slag chute 406, the glass spinning machine on 401 top of holding furnace
407 are sequentially connected.
Utilize the method for the electronic waste plasma gasification melting processing system processing electron wastes of the utility model, tool
Body process is as follows：
1) pre-process：Waste computer host is broken into the pellet of 5~10mm, analysis material composition, root through crusher 103
Enter characteristics and the melten glass wire drawers such as stove material calorific value, acid-base property, melting slurry fluidity, electric conductivity according to plasma gasification furnace
Skill demand calculates slag former (lime stone, quartz sand), binding agent (bentonite) with waste computer host pellet mass than 0.5:0.1:
1, after 109 mixing of batch mixer, through N2The closed sintering machine 111 of protection sinters bulk at 600 DEG C, be sintered after exhaust collection with
Oxygen-enriched air mixes in gas mixing storehouse 120, detects and regulates and controls wherein CO, O2 concentration, to keep follow-up gasification fusion process
It carries out in reducing atmosphere；
2) plasma gasification melting：Agglomerate is through the 6th conveyer 112, coke through the 7th conveyer 123 in mass ratio 1:
0.7, which alternately puts into plasma furnace 201, forms stock column, and stock column melts during being gradually reduced by preheating, soft heat, gasification successively
The processes such as refining, adjust the input power of plasma flare c, and control smelting zone temperature is at 1450~1500 DEG C, the gold in raw material
Category, glass, ceramics and slag former melt to form melt, are gathered in furnace bottom, and are discharged from taphole d, after organic matter is gasified
It is mingled with part flue dust to discharge from the exhanst gas outlet e of furnace roof, place's flue-gas temperature of exhanst gas outlet e is 924 DEG C；
3) smoke recycling：Flue gas through flash cold column rapid cooling to 180 DEG C, after the filtering of filter 304 use by gained hot water
In cogeneration, flue gas after cooling further removes solid particle by rotoclone collector 308, bagroom 311, is produced
Containing volatile metals and oxides such as lead, tin, lead oxide, zinc oxide, indium oxide, tin oxide in cigarette ash, filter mud, need to carry out comprehensive
Recycling extraction is closed, after purified synthesis gas inhales tower 314 except sour gas such as de-chlorine hydride, hydrogen bromide, chlorine by alkali, is carried out
Steam reforming adjusts H in synthesis gas2:CO volume ratios about 2:1, it is used to prepare synthetic oil；
4) valuable metal extracts：Melt 1000 DEG C of heat preservation settlements in holding furnace 401, rotating furnace topple over upper strata slag extremely
Slag chute 406, wire drawing prepare glassware, and bottom molten alloy liquid injects moulds in casting wheel 403, institute through alloy chute 402
It obtains anode plate and obtains cathode copper products through electrolysis, the Cu rate of recovery is 98.20%, and the Au rate of recovery is 99.98%, Ag in the earth of positive pole
The rate of recovery is 99.87%, and the platinum group metal rate of recovery is 99.65%.
The above is only the specific embodiments of the utility model, it is noted that any those skilled in the art exist
In the revealed technical scope of the utility model, the change or replacement that can readily occur in should all cover the guarantor in the utility model
Within the scope of shield.
Claims (10)
1. a kind of electronic waste plasma gasification melting processing system, including pretreatment unit (1), plasma gasification smelting apparatus
(2), smoke recycling device (3) and valuable metal extraction element (4), it is characterised in that：
The gas outlet of the pretreatment unit (1) is connected with the blast orifice of plasma gasification smelting apparatus (2), the pretreatment dress
The discharge port for putting (1) is connected with the feed inlet of plasma gasification smelting apparatus (2)；The plasma gasification smelting apparatus (2)
Exhanst gas outlet is connected with the air inlet of smoke recycling device (3), the taphole of the plasma gasification smelting apparatus (2) with
The inlet of valuable metal extraction element (4) is connected.
2. electronic waste plasma gasification melting processing system according to claim 1, it is characterised in that：The pretreatment
Device (1) includes raw material feed bin (101), the first conveyer (102), shear breaker (103), second conveyor (104), slag making
Agent feed bin (105), the 3rd conveyer (106), binding agent feed bin (107), the 4th conveyer (108), batch mixer (109), the 5th
Conveyer (110), closed sintering machine (111), the 6th conveyer (112), sintering machine heating furnace (113), sintering exhaust collection
Device (114), sintering exhaust pipe (115), oxygen generating station (117), oxygen-enriched pipeline (118), gas mixing storehouse (120), admission line
(121), coke feed bin (122) and the 7th conveyer (123)；
The raw material feed bin (101), the first conveyer (102), shear breaker (103), second conveyor (104) phase successively
Even, the discharge port of the slag former feed bin (105) is connected with the feed end of the 3rd conveyer (106), the binding agent material
The discharge port in storehouse (107) is connected with the feed end of the 4th conveyer (108), the discharge end of the second conveyor (104),
The discharge end of 3rd conveyer (106), the discharge end of the 4th conveyer (108) with the batch mixer (109)
Feed inlet is connected；
Discharge port, the 5th conveyer (110), closed sintering machine (111), the 6th conveyer (112) of the batch mixer (109)
It being sequentially connected, the air inlet of the sintering exhaust collection device (114) is connected with the gas outlet of the closed sintering machine (111),
The gas outlet of the sintering exhaust collection device (114) is by being sintered the tail of exhaust pipe (115) and the gas mixing storehouse (120)
Gas import is connected；The gas outlet of the oxygen generating station (117) passes through oxygen-enriched pipeline (118) and the oxygen of the gas mixing storehouse (120)
Gas import is connected, and the discharge port of the coke feed bin (122) is connected with the feed end of the 7th conveyer (123).
3. electronic waste plasma gasification melting processing system according to claim 2, it is characterised in that：Described second is defeated
Machine (104), the 3rd conveyer (106), the 4th conveyer (108), the 6th conveyer (112), the 7th conveyer (123) is sent to be
Conveyer with Weighing device.
4. electronic waste plasma gasification melting processing system according to claim 3, it is characterised in that：The sintering tail
First flowmeter (116) is provided on the pipeline of feed channel (115)；Second is provided on the pipeline of the oxygen-enriched pipeline (118)
Flowmeter (119).
5. electronic waste plasma gasification melting processing system according to claim 4, it is characterised in that：The plasma
The smelting apparatus (2) that gasifies includes plasma heating furnace (201), melt chute (202) and flue (203)；
Feed inlet (a), blast orifice (b), taphole (d), exhanst gas outlet (e) are provided on the plasma heating furnace (201)；It is described
The discharge end of 6th conveyer (112), the discharge end of the 7th conveyer (123) with the plasma heating furnace (201) into
Material mouth (a) is connected, and the gas outlet of the gas mixing storehouse (120) passes through admission line (121) and the plasma heating furnace (201)
Blast orifice (b) is connected, and the taphole (d) of the plasma heating furnace (201) is connected with the inlet of the melt chute (202),
The exhanst gas outlet (e) of the plasma heating furnace (201) is connected with the air inlet of the flue (203).
6. electronic waste plasma gasification melting processing system according to claim 5, it is characterised in that：The flue gas goes out
Mouth (e) is arranged on the top of plasma heating furnace (201), and the taphole (d) is arranged on the bottom of plasma heating furnace (201), described
Blast orifice (b) is arranged on the middle part of plasma heating furnace (201), the feed inlet (a) be located at exhanst gas outlet (e) and blast orifice (b) it
Between；The blast orifice (b) is 3~12 per layer number in individual layer or bilayer arrangement along the longitudinal direction of plasma heating furnace (201)；It is described
The quantity of exhanst gas outlet (e) is 1~4, and the exhaust pipe leading portion being connected with exhanst gas outlet (e) is provided with 2~6 grades of baffles.
7. electronic waste plasma gasification melting processing system according to claim 6, it is characterised in that：The plasma
The lower part of stove (201) is circumferentially provided with several plasma flares (c) along it, and the plasma flare (c) is located at air blast
Between mouth (b) and taphole (d), and quantity is 3~12.
8. according to claim 1~7 any one of them electronic waste plasma gasification melting processing system, it is characterised in that：
The smoke recycling device (3) includes pure water slot (301), flash cold column (302), hot water pipeline (303), filter (304), remaining
Heat boiler (305), first gas pipeline (307), rotoclone collector (308), second gas pipeline (310), bagroom
(311), third gas pipeline (313), alkali inhale tower (314), the 4th gas pipeline (315), steam reforming tower (316), the 5th gas
Body pipeline (317), F- T synthesis tower (318), gas recycling duct (319), primary product pipeline (320), refining and distilling tower
(321) and product oil output channel (322)；
The water outlet of the pure water slot (301) is connected with the cold water inlet on the flash cold column (302) top, the flue
(203) gas outlet is connected with the air inlet of the flash cold column (302) lower part, the hot water outlet of flash cold column (302) bottom
It is sequentially connected by hot water pipeline (303) and filter (304), waste heat boiler (305)；
Exhaust outlet and first gas pipeline (307), rotoclone collector (308), second gas pipe at the top of the flash cold column (302)
Road (310), bagroom (311), third gas pipeline (313), alkali inhale tower (314), the 4th gas pipeline (315), steam
Reform tower (316), the 5th gas pipeline (317), F- T synthesis tower (318), primary product pipeline (320), refining and distilling tower
(321), product oil output channel (322) is sequentially connected；Gas outlet at the top of the F- T synthesis tower (318) passes through gas circulation
Pipeline (319) is connected with the air inlet of the steam reforming tower (316).
9. electronic waste plasma gasification melting processing system according to claim 8, it is characterised in that：The flue gas money
Source makeup puts (3) and further includes sludge bin (306), level-one ash collecting bin (309) and second-level ash collecting bin (312), the sludge
Storehouse (306) is arranged on the bottom of filter (304) and its sludge outlet face is arranged；The level-one ash collecting bin (309) is set
It is arranged in the bottom of rotoclone collector (308) and its ash hole face；The second-level ash collecting bin (312) is arranged on bag collection
The bottom of device (311) is arranged with its ash hole face.
10. according to claim 1~7 any one of them electronic waste plasma gasification melting processing system, it is characterised in that：
The valuable metal extraction element (4) includes holding furnace (401), alloy chute (402), moulds in casting wheel (403), transfer device
(404), electrolytic cell (405), slag chute (406), glass spinning machine (407)；
The liquid outlet of the melt chute (202) is connected with the inlet at the top of the holding furnace (401), the holding furnace
(401) the alloy outlet of bottom is sequentially connected with alloy chute (402), moulds in casting wheel (403), the transfer device (404)
It is arranged between moulds in casting wheel (403) and electrolytic cell (405)；The slag notch on holding furnace (401) top and the slag
Chute (406), glass spinning machine (407) are sequentially connected.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377598A (en) * | 2017-08-29 | 2017-11-24 | 武汉凯迪工程技术研究总院有限公司 | Disposal of Electronic Wastes recovery system |
| WO2019042157A1 (en) * | 2017-08-29 | 2019-03-07 | 武汉丰盈长江生态科技研究总院有限公司 | Comprehensive resourceful treatment system for electronic waste and method therefor |
| CN111333338A (en) * | 2019-12-24 | 2020-06-26 | 力玄科技(上海)有限公司 | Utilize plasma melting furnace to carry out useless resource utilization production line admittedly, useless dangerously |
| WO2021212251A1 (en) * | 2020-04-20 | 2021-10-28 | 力玄科技(上海)有限公司 | Production line for resource utilization of solid waste and hazardous waste using plasma melting furnace |
-
2017
- 2017-08-29 CN CN201721090696.7U patent/CN207446939U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377598A (en) * | 2017-08-29 | 2017-11-24 | 武汉凯迪工程技术研究总院有限公司 | Disposal of Electronic Wastes recovery system |
| WO2019042156A1 (en) * | 2017-08-29 | 2019-03-07 | 武汉丰盈长江生态科技研究总院有限公司 | Resource recovery system for electronic waste |
| WO2019042157A1 (en) * | 2017-08-29 | 2019-03-07 | 武汉丰盈长江生态科技研究总院有限公司 | Comprehensive resourceful treatment system for electronic waste and method therefor |
| CN111333338A (en) * | 2019-12-24 | 2020-06-26 | 力玄科技(上海)有限公司 | Utilize plasma melting furnace to carry out useless resource utilization production line admittedly, useless dangerously |
| WO2021212251A1 (en) * | 2020-04-20 | 2021-10-28 | 力玄科技(上海)有限公司 | Production line for resource utilization of solid waste and hazardous waste using plasma melting furnace |
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