CN100447263C - Harmless processing system and process for copper powder containing organism and glass fiber - Google Patents
Harmless processing system and process for copper powder containing organism and glass fiber Download PDFInfo
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- CN100447263C CN100447263C CNB2007100668963A CN200710066896A CN100447263C CN 100447263 C CN100447263 C CN 100447263C CN B2007100668963 A CNB2007100668963 A CN B2007100668963A CN 200710066896 A CN200710066896 A CN 200710066896A CN 100447263 C CN100447263 C CN 100447263C
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract
The invention relates to an innocent treatment system for copper powder containing organic matter and fiber glass and the treating process. Said system can not only recover valuable copper, but also can treat organic waste innocently. It is characterized by rational allocation, high purity of recovered copper powder, and thorough treatment of waste material and water gas. The innocent treatment system is characterized in that it is connected by electrode smelter, rotary retort, decomposition combustion tower, cooling tower, waste gas treating tower and jet cloth filter through conduit pipe. The invention can recover copper powder from waste wiring board, covering brass plate and other copper- containing rim leftover and can treat left waste material innocently.
Description
Technical field
The present invention relates to a kind of innocuity disposal system and treatment process that contains organism and glass fibre copper powder.Be applicable to from depleted wiring board, copper-clad plate and other cupric scrap stock and reclaim valuable copper powder and innoxious to handle remaining waste material.
Background technology
Waste electronic wiring board and copper-clad plate and the more general way of other cupric electronic waste are at present: with these waste mechanical disintegration, adopt gravitational segregation and electrostatic separation technology then, metal is wherein separated with nonmetal, be mingled with 5～20% nonmetallic substance inevitably in the copper powder that reclaims, as the resin in the wiring board, glass fibre, the plastics in the electric wire, rubber etc.The direct melting of this copper powder will produce the very deleterious volatile matter of human body, as dioxin furans, bromobenzene, polychlorobiphenyl and some rudimentary hydro carbons, environment be caused secondary pollution.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of innocuity disposal system and treatment process that contains organism and glass fibre copper powder is provided, this system can not only extract the metallic copper with recovery value, and organic class waste material that can dispose to pollute environment innoxiously, system configuration is reasonable, the copper powder high purity that reclaims, the waste material off gas treatment is thorough, meets the environmental protection policy of country.
The technical solution adopted in the present invention is: contain the innocuity disposal system of organism and glass fibre copper powder, it is characterized in that described treatment system is formed by pipe connection by electrode smelting furnace, rotation dry distiller, decomposition combustion tower, cooling tower, exhaust gas treating tower, sack cleaner successively.
Described electrode smelting furnace is provided with the Graphite Electrodes of upper and lower correspondence in the intermediate vertical of stove hall, is provided with slag notch at a side lower part of stove, is provided with copper outlet in the opposite side bottom of stove.
Described rotation dry distiller is by cylindrical shell, and the carrying roller that former and later two hold cylindrical shell is welded on the gear ring on the cylindrical shell, and the gear and the drive-motor that drive the gear ring rotation constitute, and the cylindrical shell inboard is welded with screw-blade, the cylinder inboard wall casting refractory.
The both sides, bottom of described decomposition combustion tower are respectively equipped with air inlet and nozzle opening.
Fog nozzle is equipped with on the top of described exhaust gas treating tower.
The power supply mode of described Graphite Electrodes is direct current or interchange, and operating voltage is between 40～70 volts.
Be embedded with the ring stainless steel water pipe in the described decomposition combustion tower furnace lining.
A kind of harmless treatment process that contains organism and glass fibre copper powder may further comprise the steps:
A) raw material is comprised discarded circuit board, discarded copper-clad plate and add equably in the rotation dry distiller through loading hopper with other cupric scrap stock, in dry distiller, the organism in the raw material is carried out high temperature pyrolysis, heat in the dry distiller comes the high-temperature furnace gas in the self-electrode smelting furnace, the pyrolytic raw material is not slowly brought the electrode smelting furnace into by the screw-blade in the dry distiller after the preheating in dry distiller, and pyrolysis gas and melting furnace gas enter the decomposition combustion tower;
B) after raw material enters the electrode smelting furnace, the melting initial stage relies on the arc-melting that produces between the Graphite Electrodes up and down, melting middle and later periods top electrode progressively rises, the bottom of top electrode is immersed in the nonmetal slag of fusing, provide the melting heat by the molten slag resistance heating, after melting 40-60 minute, slag is emitted by slag notch, and copper water is emitted by the copper outlet of bottom;
C) the organism pyrolysis gas in furnace gas that produces in the electrode smelting furnace and the rotation dry distiller together enters in the decomposition combustion tower, and nozzle opening oil spout in combustion tower of combustion tower bottom is combustion-supporting, and inlet mouth replenishes air is fully burned pyrolysis product;
D) clean-burning gas enters exhaust gas treating tower after the cooling tower cooling in the decomposition combustion tower, the fog nozzle on exhaust gas treating tower top sprays into basic solution to absorb acid gas in the gas in tower, remove obnoxious flavour, after enter chimney by blower fan after the sack cleaner dedusting.
The invention has the beneficial effects as follows: the present invention adopts the Graphite Electrodes smelting furnace that copper powder is carried out melting, solve crucible oven and medium-frequency induction furnace and be difficult to melt glass fibre and other the nonmetallic problem that is mingled with in the copper powder, make to produce and be able to continuously, the slag that non-metal sundries is fused into good fluidity flows out from slag notch, copper powder is melted the back and is flowed out by copper outlet, be cast into copper ingot or use in electrolysis positive plate, the slag main component is silicon-dioxide, alchlor and calcium oxide, can make raw material for the cement mill.Organism in the copper powder (resin, plastics etc.) carries out thermo-cracking in dry distiller, the dry distiller of rotation can play the organic effect of pyrolysis, can make raw material evenly enter smelting furnace lentamente again.The decomposition combustion tower carries out perfect combustion to the organism that produces in the furnace gas that produces in the smelting furnace and the dry distiller, reaches the harmless treatment purpose through off gas treatment and dedusting again.System configuration of the present invention is reasonable, the copper powder high purity of recovery, and the waste material off gas treatment is thorough, meets the environmental protection policy of country.
Description of drawings
Figure is a system construction drawing of the present invention.
Embodiment
As shown in Figure 1, the described treatment system of present embodiment is formed by pipe connection by electrode smelting furnace I, rotation dry distiller II, decomposition combustion tower III, cooling tower IV, exhaust gas treating tower V, sack cleaner VI successively.
Described electrode smelting furnace I is provided with graphite top electrode 3 and graphite lower electrode 4 on same longitudinal center line in the intermediate vertical of stove hall, and top electrode can move up and down, and the power supply mode of Graphite Electrodes is direct current or interchange, and operating voltage is between 40～70 volts.Side lower part at stove is provided with slag notch 5, is provided with copper outlet 6 in the opposite side bottom of stove.
Described rotation dry distiller II has the cylindrical shell 2-1 of a hollow cylinder, cylindrical shell is held by former and later two carrying rollers 2-2, is welded with gear ring 2-3 on the cylindrical shell, and this gear ring revolves the driven rotary by gear 2-4, cylindrical shell rotation just, gear 2-4 is connected with drive-motor 2-5 and retarding mechanism.Be welded with screw-blade in the cylindrical shell inboard, be used for raw material is sent into smelting furnace.The cylinder inboard wall casting refractory.
The bottom of described decomposition combustion tower III is provided with air inlet 8 below exhaust inlet pipe, and is nozzle opening 7 (fueling injection equipment is housed below the nozzle opening) on the opposite of air inlet.In decomposition combustion tower III furnace lining, be embedded with the ring stainless steel water pipe, but water flowing in the pipeline then externally can provide hot water or hot steam, to make full use of heat energy.
Fog nozzle 9 is equipped with on the top of described exhaust gas treating tower V.The outlet of sack cleaner VI connects blower fan 10, and the outlet of blower fan connects cigarette fontanel 11.
The processing step of the embodiment of the invention is as follows:
A) raw material is comprised discarded circuit board, discarded copper-clad plate and adds equably through loading hopper 1 with other cupric scrap stock rotates among the dry distiller II, in dry distiller, the organism in the raw material is carried out high temperature pyrolysis, heat in the dry distiller comes the high-temperature furnace gas in the self-electrode smelting furnace, the pyrolytic raw material is not slowly brought electrode smelting furnace I into by the screw-blade in the dry distiller after the preheating in dry distiller, and pyrolysis gas and melting furnace gas enter decomposition combustion tower III.
B) after raw material enters electrode smelting furnace I, the melting initial stage relies on the arc-melting that produces between the Graphite Electrodes up and down, melting middle and later periods top electrode 3 progressively rises, the bottom of top electrode is immersed in the nonmetal slag of fusing, provide the melting heat by the molten slag resistance heating, this routine melting is after 50 minutes, and slag is emitted by slag notch 5, and copper water is emitted by the copper outlet 6 of bottom.
C) the organism pyrolysis gas in furnace gas that produces in the electrode smelting furnace I and the rotation dry distiller II together enters in the decomposition combustion tower III, the fueling injection equipment of automatic control oil spout is equipped with in the combustion tower bottom, and combustion-supporting by nozzle opening 7 oil spout in combustion tower, inlet mouth 8 replenishes air is fully burned pyrolysis product.
D) clean-burning gas enters exhaust gas treating tower V after cooling tower IV cooling in decomposition combustion tower III, the fog nozzle 9 on exhaust gas treating tower top sprays into basic solution to absorb acid gas in the gas in tower, remove obnoxious flavour, after enter chimney 11 by blower fan 10 after the sack cleaner VI dedusting.
Whole system is worked under negative pressure state, and no gas and dust leak.Be communicated with by pipeline 12 between each step device.
Claims (8)
1, a kind of innocuity disposal system that contains organism and glass fibre copper powder is characterized in that: described treatment system is formed by pipe connection by electrode smelting furnace (I), rotation dry distiller (II), decomposition combustion tower (III), cooling tower (IV), exhaust gas treating tower (V) and sack cleaner (VI) successively.
2, the innocuity disposal system that contains organism and glass fibre copper powder according to claim 1, it is characterized in that: described electrode smelting furnace (I) is provided with the Graphite Electrodes (3,4) of upper and lower correspondence in the intermediate vertical of stove hall, side lower part at stove is provided with slag notch (5), is provided with copper outlet (6) in the opposite side bottom of stove.
3, the innocuity disposal system that contains organism and glass fibre copper powder according to claim 1, it is characterized in that: described rotation dry distiller (II) is by cylindrical shell (2-1), former and later two hold the carrying roller (2-2) of cylindrical shell, be welded on the gear ring (2-3) on the cylindrical shell, the gear (2-4) and the drive-motor (2-5) that drive the gear ring rotation constitute, the cylindrical shell inboard is welded with screw-blade, the cylinder inboard wall casting refractory.
4, the innocuity disposal system that contains organism and glass fibre copper powder according to claim 1 is characterized in that: the both sides, bottom of described decomposition combustion tower (III) are respectively equipped with air inlet (8) and nozzle opening (7).
5, the innocuity disposal system that contains organism and glass fibre copper powder according to claim 1, it is characterized in that: fog nozzle (9) is equipped with on the top of described exhaust gas treating tower (V).
6, the innocuity disposal system that contains organism and glass fibre copper powder according to claim 2 is characterized in that: the power supply mode of described Graphite Electrodes (3,4) is direct current or interchange, and operating voltage is between 40～70 volts.
7, according to claim 1 or the 4 described innocuity disposal systems that contain organism and glass fibre copper powder, it is characterized in that: be embedded with the ring stainless steel water pipe in described decomposition combustion tower (III) furnace lining.
8, a kind of harmless treatment process that contains organism and glass fibre copper powder is characterized in that processing step is as follows:
A) raw material that will comprise discarded circuit board, discarded copper-clad plate and other cupric scrap stock adds equably through loading hopper (1) and rotates in the dry distiller (II), in dry distiller, the organism in the raw material is carried out high temperature pyrolysis, heat in the dry distiller comes the high-temperature furnace gas in the self-electrode smelting furnace, the pyrolytic raw material is not slowly brought electrode smelting furnace (I) into by the screw-blade in the dry distiller after the preheating in dry distiller, and pyrolysis gas and melting furnace gas enter decomposition combustion tower (III);
B) after raw material enters electrode smelting furnace (I), the melting initial stage relies on the arc-melting that produces between the Graphite Electrodes up and down, melting middle and later periods top electrode (3) progressively rises, the bottom of top electrode is immersed in the nonmetal slag of fusing, provide the melting heat by the molten slag resistance heating, after melting 40-60 minute, slag is emitted by slag notch (5), and copper water is emitted by the copper outlet (6) of bottom;
C) the organism pyrolysis gas in furnace gas that produces in the electrode smelting furnace (I) and the rotation dry distiller (II) together enters in the decomposition combustion tower (III), nozzle opening (7) oil spout in combustion tower of combustion tower bottom is combustion-supporting, and inlet mouth (8) replenishes air is fully burned pyrolysis product;
D) clean-burning gas enters exhaust gas treating tower (V) after cooling tower (IV) cooling in decomposition combustion tower (III), the fog nozzle on exhaust gas treating tower top (9) sprays into basic solution to absorb acid gas in the gas in tower, remove obnoxious flavour, after enter chimney (11) by blower fan (10) after sack cleaner (VI) dedusting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100668963A CN100447263C (en) | 2007-01-19 | 2007-01-19 | Harmless processing system and process for copper powder containing organism and glass fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100668963A CN100447263C (en) | 2007-01-19 | 2007-01-19 | Harmless processing system and process for copper powder containing organism and glass fiber |
Publications (2)
| Publication Number | Publication Date |
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| CN101008050A CN101008050A (en) | 2007-08-01 |
| CN100447263C true CN100447263C (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2007100668963A Expired - Fee Related CN100447263C (en) | 2007-01-19 | 2007-01-19 | Harmless processing system and process for copper powder containing organism and glass fiber |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101274329B (en) * | 2008-04-23 | 2010-09-08 | 王威平 | Flash smelting and electric stove clean techniques for processing waste circuit board |
| CN102950084B (en) * | 2012-11-08 | 2014-12-10 | 广东生益科技股份有限公司 | Method for reducing precipitation of organic matter in hot wind of gluing machine |
| CN103499217B (en) * | 2013-09-29 | 2015-05-20 | 湖州南丰机械制造有限公司 | Dust removing system of intermediate frequency furnace |
| CN103831287B (en) * | 2014-03-13 | 2016-02-24 | 北京神雾环境能源科技集团股份有限公司 | The method of process circuit plate |
| CN103924086B (en) * | 2014-04-02 | 2016-05-18 | 上海交通大学 | The separation and recovery method of the hybrid metal enrich body after electron wastes cracking and sorting |
| DE102014008987A1 (en) * | 2014-06-13 | 2015-12-17 | Aurubis Ag | Process for the recovery of metals from secondary and other organic materials |
| CA3046131A1 (en) * | 2016-12-22 | 2018-06-28 | Aquafilslo D.O.O. | Method for recovering copper from waste fishing nets |
| CN109127672B (en) * | 2018-09-21 | 2024-05-07 | 绍兴市上虞众联环保有限公司 | Waste industrial salt solidifying device and process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001049359A (en) * | 1999-06-03 | 2001-02-20 | Keiichi Kumakawa | Incinarating-cum-metal melting furnace |
| CN1115210C (en) * | 1998-12-11 | 2003-07-23 | 松下电器产业株式会社 | Method for separating metal material from waste printed circuit board and destruction distillation apparatus for processing waste materials |
| JP2003334529A (en) * | 2002-05-21 | 2003-11-25 | Kosaka Seiren Kk | Treatment method for substrate |
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2007
- 2007-01-19 CN CNB2007100668963A patent/CN100447263C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115210C (en) * | 1998-12-11 | 2003-07-23 | 松下电器产业株式会社 | Method for separating metal material from waste printed circuit board and destruction distillation apparatus for processing waste materials |
| JP2001049359A (en) * | 1999-06-03 | 2001-02-20 | Keiichi Kumakawa | Incinarating-cum-metal melting furnace |
| JP2003334529A (en) * | 2002-05-21 | 2003-11-25 | Kosaka Seiren Kk | Treatment method for substrate |
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Granted publication date: 20081231 Termination date: 20120119 |