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CN102676828A - Equipment for extracting gold and silver from lead/bismuth base alloy - Google Patents

Equipment for extracting gold and silver from lead/bismuth base alloy Download PDF

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Publication number
CN102676828A
CN102676828A CN201210179255XA CN201210179255A CN102676828A CN 102676828 A CN102676828 A CN 102676828A CN 201210179255X A CN201210179255X A CN 201210179255XA CN 201210179255 A CN201210179255 A CN 201210179255A CN 102676828 A CN102676828 A CN 102676828A
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China
Prior art keywords
silver
bismuth
lead
vacuum
graphite
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CN201210179255XA
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Chinese (zh)
Inventor
杨斌
速斌
戴卫平
曹劲松
徐宝强
刘大春
熊恒
蒋文龙
李一夫
曲涛
邓勇
陈秀敏
唐文通
樊则飞
陈巍
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KUNMING DINGBANG TECHNOLOGY Co Ltd
Kunming University of Science and Technology
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KUNMING DINGBANG TECHNOLOGY Co Ltd
Kunming University of Science and Technology
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Priority to CN201210179255XA priority Critical patent/CN102676828A/en
Publication of CN102676828A publication Critical patent/CN102676828A/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

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Abstract

本发明涉及种从铅/铋基合金中提取金、银的设备,属于有色冶金技术领域。本发明包括真空炉体、蒸发系统、挥发物出料系统、粗银合金出料系统、进料管和抽气管。真空炉体内装有蒸发系统,蒸发系统底端分别与挥发物出料系统和粗银合金出料系统连通,进料管穿过真空炉体至蒸发系统顶端,抽气管与真空炉体连通。本发明能够在真空蒸馏阶段将70%的铅、锑、砷、铋变成合金去除回收,大量节约吹炼燃料、降低劳动强度、改善生产环境,大大减少了污染物排放;处理量大、能耗低、无烟尘、无氧化渣、金属回收率高、设备稳定可靠,是一种绿色环保的节能降耗新设备。

Figure 201210179255

The invention relates to a device for extracting gold and silver from a lead / bismuth-based alloy, belonging to the technical field of nonferrous metallurgy. The invention includes a vacuum furnace body, an evaporation system, a volatile matter discharge system, a crude silver alloy discharge system, a feed pipe and an exhaust pipe. The vacuum furnace is equipped with an evaporation system. The bottom of the evaporation system is connected with the volatile matter discharge system and the coarse silver alloy discharge system respectively. The feed pipe passes through the vacuum furnace body to the top of the evaporation system, and the exhaust pipe communicates with the vacuum furnace body. The invention can remove and recycle 70% of lead, antimony, arsenic, and bismuth into alloys in the vacuum distillation stage, save a lot of blowing fuel, reduce labor intensity, improve the production environment, and greatly reduce pollutant discharge; large processing capacity, energy Low consumption, no smoke, no oxidation slag, high metal recovery rate, stable and reliable equipment, it is a green and environmentally friendly new equipment for energy saving and consumption reduction.

Figure 201210179255

Description

A kind of equipment that from lead/bismuth-base alloy, extracts gold and silver
Technical field
The present invention relates to a kind of from lead /The utilization vacuum distillation technique extracts the equipment of gold and silver alloy and plumbous antimony bismuth alloy continuously in the bismuth-base alloy, belongs to technical field of non-ferrous metallurgy.
Background technology
In the non-ferrous metal metallurgy flow process, understand intermediates such as a large amount of slag of output, the anode sludge, flue dust; Contain valuable metals such as a considerable number of lead, antimony, arsenic, bismuth, copper, silver, gold; After retailoring, obtain a kind of lead base or bismuth-base alloy (being commonly called as precious metals containing lead, your bismuth) that is rich in gold and silver, wherein also contain elements such as part antimony, arsenic, copper.In order to reclaim gold and silver; Traditional technical process is this alloy to be delivered to the commentaries on classics in-furnace dust blow refining; Cause metals such as lead, antimony, arsenic, bismuth, copper oxide compound flue dust and slag to remove, obtain thick silver alloys, 2.5 tons of thick silver of general every output need to use 6 tons of diesel oil; Expend 8 day time, obtain 13 tons of flue dust and slag.The thick silver alloys of output send the electrolysis flow process to reclaim gold and silver again.And flue dust and slag return the smelting flow process.
The patent of " plumbous method is taken off in a kind of precious metals containing lead material vacuum distillation " (application number 200910094473.1) and " a kind of method of separating multi-element alloy of lead, bismuth, gold, silver and copper " (application number 200910095112.9) by name that the applicant applies for discloses employing vacuum distilling and has realized that gold and silver, copper and part antimony obtain enrichment in residue; Lead, antimony, bismuth obtain enrichment in volatile matter, obtain the method for two kinds of metal alloys respectively.This technology can be before material gets into the converter ash to blow refining just becomes 70% lead, antimony, arsenic, bismuth into alloy removes, and has reduced by 75% blowing amount, has practiced thrift a large amount of fuel and manpower consumption, greatly reduces discharging.But because this process method is stage production, handled a stove in one day, there is the problem that output is little, energy consumption is high in a stove hundreds of kilogram.
Summary of the invention
The objective of the invention is to solve problem and the high reality of the little energy consumption of stage vacuum distilling output such as cupellation energy consumption height in the prior art, discharging height, long processing period, flue dust and slag amount are big; Provide a kind of can continuous production; Treatment capacity is 3~10 tons/day; Product be metallic state lead, antimony, bismuth alloy and thick silver alloys have that energy consumption is low, environmental friendliness, vacuum distillation plant and technology simple to operate, reduce carbon emission, save production cost.
Technical scheme of the present invention is: a kind of from lead /Extract the equipment of gold and silver in the bismuth-base alloy, comprise vacuum furnace body, vapo(u)rization system, volatile matter discharge system, thick silver alloys discharge system, feed-pipe 5 and extraction pipe 6.Vapo(u)rization system is housed in the vacuum furnace body, and the vapo(u)rization system bottom is communicated with volatile matter discharge system and thick silver alloys discharge system respectively, and feed-pipe 5 passes the furnace shell of vacuum furnace body to the vapo(u)rization system top, and the furnace shell that extraction pipe 6 passes vacuum furnace body is communicated with its inner chamber.
Said vacuum furnace body comprises furnace hearth plate 11, furnace shell 12 and water cooled electrode 13.Furnace hearth plate 11 is connected with furnace shell 12 bottom end seal, and water cooled electrode 13 is passed furnace hearth plate 11 and stretched in the furnace shell 12.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said vapo(u)rization system comprises the open graphite evaporation body in hopper 21, outer condensation cover cap 22, internal layer condensation cover cap 23, outer condensation cover 24, the 3rd layer of condensation cover 25, second layer condensation cover 26, the first layer condensation cover 27, stay-warm case 28, top 29, bottom closed graphite evaporation body 30, conflux disk 31, graphite heater 32.Graphite heater 32 passes conflux disk 31; Bottom closed graphite evaporation body 30 places on the conflux disk 31; The open graphite evaporation body 29 in top places on the bottom closed graphite evaporation body 30 and with bottom closed graphite evaporation body 30 and together is enclosed within on the graphite heater 32; The open graphite evaporation body in top 29 and bottom closed graphite evaporation body 30 are with stay-warm case 28, the first layer condensation cover 27, second layer condensation cover 26, the 3rd layer of condensation cover 25 and outer condensation cover 24, its top from the inside to the outside successively and are stamped internal layer condensation cover cap 23 and outer condensation cover cap 22 and hopper 21 is housed, and hopper 21 is positioned at the below of feed-pipe 5 exit end.
The open graphite evaporation body 29 in said top comprises charging disk cover 290, feed tray 291, evaporating pan I 292 and insulation hoop I 293.Feed tray 291 is contained on the evaporating pan I 292, and charging disk cover 290 covers on feed tray 291, and feed tray 291 is equipped with insulation hoop I 293 with evaporating pan I 292 outsides.
Said evaporating pan 292 I are a plurality of lamination combinations (concrete quantity is confirmed according to actual needs), all have been with insulation hoop II 293 on every layer the evaporating pan.
The open graphite evaporation body 29 in said top can be according to the lead of handling /The composition of bismuth-base alloy is confirmed the quantity of evaporating pan I 292, can adorn one or several (concrete quantity is confirmed according to actual needs).
Said bottom closed graphite evaporation body 30 comprises evaporating pan II 300, insulation hoop II 301 and bottom evaporating pan 302.Evaporating pan II 300 is placed on the bottom evaporating pan 302, and evaporating pan II 300 is enclosed with insulation hoop II 301 with bottom evaporating pan 302 outsides.
Said evaporating pan II 300 is a plurality of lamination combinations (concrete quantity is confirmed according to actual needs), and evaporating pan II 300 combination sleeves have insulation hoop II 301.
Said bottom closed graphite evaporation body 30 can be according to the lead of handling /The composition of bismuth-base alloy is confirmed the quantity of evaporating pan II 300, can adorn one or several (concrete quantity is confirmed according to actual needs).
Said water cooled electrode 13 is passed furnace hearth plate 11 backs and is connected with the graphite heater 32 of vapo(u)rization system bottom.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said volatile matter discharge system comprises extraction line 41 and discharging pot 42, and the condensation product discharge port of extraction line 41 upper ends and conflux disk 31 is communicated with, insert in the discharging pot 42 its lower end.
Said thick silver alloys discharge system comprises graphite pipe connecting 51, metal tubing 52, vacuum storehouse wicket 55, vacuum storehouse 56, gate, vacuum storehouse 57, thick silver ingot mould 58.Graphite pipe connecting 51 upper ends are communicated with the thick silver alloys outlet of bottom evaporating pan 302, insert in the metal tubing 52 its lower end; Metal tubing 52 connects vacuum furnace body and vacuum storehouse 56; Vacuum storehouse wicket 55 is equipped with on 56 tops, vacuum storehouse, the one of which side is equipped with gate, vacuum storehouse 57, and thick silver ingot mould 58 is placed in the vacuum storehouse 56.
Said vacuum storehouse 56 is equipped with extraction pipe 54 and is connected with vacuum system.
Be provided with thermal insulation pipe 53 in the said metal tubing 52.
Roller 59 is equipped with in said thick silver ingot mould 58 bottoms.
Principle of work of the present invention is: during operation; The argentiferous lead 2-base alloy of fusing successively flows downward along evaporating pan I 292 in feed-pipe 5 sucks vacuum ovens and along graphite hopper 21, flowing in the open graphite evaporation body 29 in top under the effect of negative pressure of vacuum; In flow process, be heated above volatile evaporation of metals temperature such as lead, antimony, bismuth, make it a large amount of evaporations by heating element 32.Left alloy continue to flow to bottom closed graphite evaporation body 30 successively along evaporating pan II 300 flow downward and continue the evaporation; At this moment; Alloy is more past dirty; Transpirable alloying constituent is just few more, and difficult evaporated metals such as gold and silver, copper obtain increasing enrichment, reach higher concentration until enrichment at last.And the steam that produces at bottom one deck evaporating pan; Because of volatile component in the liquid phase very low; Difficulty in gas phase volatilization metal ingredient (like silver-colored steam) is then more, and this steam is sailed against the current in bottom closed graphite evaporation body 30, successively with evaporating pan in the mutual effect of liquid phase alloy phase; Reduce the difficult volatile component in the gas phase, until overflowing from uppermost steam escape orifice.The through hole that all volatile metal vaporss see through through hole and each layer condensation cover on the graphite stay-warm case 28 successively with behind the condensation cover heat-shift is condensed into molten drop and flow to condensation product graphite conflux disk 31, flows out along extraction line 41 that stoves are outer to be reclaimed to discharging pot 42 ingot castings, and the dystectic gold and silver of difficult volatilization, copper alloy then flow to from bottom evaporating pan 302 along graphite pipe connecting 51 the interior thick silver ingot mould 58 in vacuum storehouse 56; Because effusive is the dystectic silver alloys of difficult evaporable, zero pour is very high, it along with metal tubing that vacuum oven is connected in the graphite thermal insulation pipe compile and be directed into place in the vacuum warehouse be used to adorn in the ingot mould of thick silver alloys; After ingot mould is filled, stop charging, close vacuum storehouse wicket; The vacuum of vacuum storehouse and vacuum oven is broken off, shed the negative pressure in the vacuum storehouse, open gate, vacuum storehouse; Haul out thick silver ingot mould; Take out thick silver alloys, the ingot mould return is closed gate, vacuum storehouse; Vacuumize; Open vacuum storehouse wicket after making vacuum storehouse and vacuum oven internal gas pressure balance, charging continues to produce.
The invention has the beneficial effects as follows:
(1) can be in the vacuum distilling stage, successive be with alloy 3/4ths lead, antimony, arsenic, bismuth become alloy and separate, practice thrift in a large number the later stage blowing fuel and time, reduce labour intensity, improve production environment, greatly reduce pollutant emission;
(2) surplus the enrichment multiple of silver can reach 100 times, can continuous production;
(3) treatment capacity is big, energy consumption is low, no flue dust, non-oxidation slag, metal recovery rate high, equipment is reliable and stable, is a kind of energy-saving and cost-reducing new installation of environmental protection.
(4) in guaranteeing residue under the direct yield condition of gold and silver more than 98%, the weight ratio of residue and volatile matter can reach 1:3, and the plumbous antimony bismuth arsenic of volatile matter is the metal alloy ingot, has not had slag and flue dust.Comprehensive energy consumption power consumption 550kwh per ton
(5) use of integrated converter blowing working time and reverberatory furnace retailoring time and diesel oil and coal fuel can reduce 70%-75% the blowing amount and the reduction processing of flue dust and slag behind introducing the present invention.Obtain thick silver per ton and can practice thrift 1.7 tons of diesel oil, 3.5 tons of coals, this does not wherein also comprise consumption and the manual work and the time cost of soda ash and refractory materials, so economic benefit very significantly.
(6) the electric energy replacement of a big chunk of diesel oil coal in the traditional technology, reduced flue dust, slag generation, reduced emission of carbon-dioxide by cleaning, so the environmental benefit highly significant.
Description of drawings
Fig. 1 is a diagrammatic cross-section of the present invention;
Fig. 2 is a top of the present invention open graphite evaporation body diagrammatic cross-section;
Fig. 3 is a bottom of the present invention closed graphite evaporation body diagrammatic cross-section;
Each label is among the figure: 11: furnace hearth plate, 12: furnace shell, 13: water cooled electrode, 21: hopper, 22: outer condensation cover cap; 23: internal layer condensation cover cap, 24: outer condensation cover, 25: the three layers of condensation covers, 26: second layer condensation cover, 27: the first layer condensation cover; 28: stay-warm case, 29: the open graphite evaporation body in top, 30: bottom closed graphite evaporation body, 31: conflux disk, 32: graphite heater; 290: charging disk cover, 291: feed tray, 292: evaporating pan I, 293: insulation hoop I, 300: the evaporating pan II; 301: insulation hoop II, 302: bottom evaporating pan, 41: extraction line, 42: discharging pot, 51: the graphite pipe connecting; 52: metal tubing, 53: thermal insulation pipe, 54: extraction pipe, 55: vacuum storehouse wicket, 56: the vacuum storehouse; 57: gate, vacuum storehouse, 58: thick silver ingot mould, 59: roller, 5: feed-pipe, 6: extraction pipe.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further, but protection scope of the present invention is not limited to said content.
Embodiment 1: shown in Fig. 1-3, a kind of from lead /Extract the equipment of gold and silver in the bismuth-base alloy, comprise vacuum furnace body, vapo(u)rization system, volatile matter discharge system, thick silver alloys discharge system, feed-pipe 5 and extraction pipe 6.Vapo(u)rization system is housed in the vacuum furnace body, and the vapo(u)rization system bottom is communicated with volatile matter discharge system and thick silver alloys discharge system respectively, and feed-pipe 5 passes the furnace shell of vacuum furnace body to the vapo(u)rization system top, and the furnace shell that extraction pipe 6 passes vacuum furnace body is communicated with its inner chamber.
Said vacuum furnace body comprises furnace hearth plate 11, furnace shell 12 and water cooled electrode 13.Furnace hearth plate 11 is connected with furnace shell 12 bottom end seal, and water cooled electrode 13 is passed furnace hearth plate 11 and stretched in the furnace shell 12.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said vapo(u)rization system comprises the open graphite evaporation body in hopper 21, outer condensation cover cap 22, internal layer condensation cover cap 23, outer condensation cover 24, the 3rd layer of condensation cover 25, second layer condensation cover 26, the first layer condensation cover 27, stay-warm case 28, top 29, bottom closed graphite evaporation body 30, conflux disk 31, graphite heater 32.Graphite heater 32 passes conflux disk 31; Bottom closed graphite evaporation body 30 places on the conflux disk 31; The open graphite evaporation body 29 in top places on the bottom closed graphite evaporation body 30 and with bottom closed graphite evaporation body 30 and together is enclosed within on the graphite heater 32; The open graphite evaporation body in top 29 and bottom closed graphite evaporation body 30 are with stay-warm case 28, the first layer condensation cover 27, second layer condensation cover 26, the 3rd layer of condensation cover 25 and outer condensation cover 24, its top from the inside to the outside successively and are stamped internal layer condensation cover cap 23 and outer condensation cover cap 22 and hopper 21 is housed, and hopper 21 is positioned at the below of feed-pipe 5 exit end.
The open graphite evaporation body 29 in said top comprises charging disk cover 290, feed tray 291, evaporating pan I 292 and insulation hoop I 293.Feed tray 291 is contained on the evaporating pan I 292, and charging disk cover 290 covers on feed tray 291, and feed tray 291 is equipped with insulation hoop I 293 with evaporating pan I 292 outsides.
Said evaporating pan 292 I are 7 lamination combinations, all have been with insulation hoop II 293 on every layer the evaporating pan.
Said bottom closed graphite evaporation body 30 comprises evaporating pan II 300, insulation hoop II 301 and bottom evaporating pan 302.Evaporating pan II 300 is placed on the bottom evaporating pan 302, and evaporating pan II 300 is enclosed with insulation hoop II 301 with bottom evaporating pan 302 outsides.
Said evaporating pan II 300 is 7 lamination combinations, and evaporating pan II 300 combination sleeves have insulation hoop II 301.
Said water cooled electrode 13 is passed furnace hearth plate 11 backs and is connected with the graphite heater 32 of vapo(u)rization system bottom.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said volatile matter discharge system comprises extraction line 41 and discharging pot 42, and the condensation product discharge port of extraction line 41 upper ends and conflux disk 31 is communicated with, insert in the discharging pot 42 its lower end.
Said thick silver alloys discharge system comprises graphite pipe connecting 51, metal tubing 52, vacuum storehouse wicket 55, vacuum storehouse 56, gate, vacuum storehouse 57, thick silver ingot mould 58.Graphite pipe connecting 51 upper ends are communicated with the thick silver alloys outlet of bottom evaporating pan 302, insert in the metal tubing 52 its lower end; Metal tubing 52 connects vacuum furnace body and vacuum storehouse 56; Vacuum storehouse wicket 55 is equipped with on 56 tops, vacuum storehouse, the one of which side is equipped with gate, vacuum storehouse 57, and thick silver ingot mould 58 is placed in the vacuum storehouse 56.
Said vacuum storehouse 56 is equipped with extraction pipe 54 and is connected with vacuum system.
Be provided with thermal insulation pipe 53 in the said metal tubing 52.
Roller 59 is equipped with in said thick silver ingot mould 58 bottoms.
Embodiment 2: shown in Fig. 1-3, a kind of from lead /Extract the equipment of gold and silver in the bismuth-base alloy, comprise vacuum furnace body, vapo(u)rization system, volatile matter discharge system, thick silver alloys discharge system, feed-pipe 5 and extraction pipe 6.Vapo(u)rization system is housed in the vacuum furnace body, and the vapo(u)rization system bottom is communicated with volatile matter discharge system and thick silver alloys discharge system respectively, and feed-pipe 5 passes the furnace shell of vacuum furnace body to the vapo(u)rization system top, and the furnace shell that extraction pipe 6 passes vacuum furnace body is communicated with its inner chamber.
Said vacuum furnace body comprises furnace hearth plate 11, furnace shell 12 and water cooled electrode 13.Furnace hearth plate 11 is connected with furnace shell 12 bottom end seal, and water cooled electrode 13 is passed furnace hearth plate 11 and stretched in the furnace shell 12.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said vapo(u)rization system comprises the open graphite evaporation body in hopper 21, outer condensation cover cap 22, internal layer condensation cover cap 23, outer condensation cover 24, the 3rd layer of condensation cover 25, second layer condensation cover 26, the first layer condensation cover 27, stay-warm case 28, top 29, bottom closed graphite evaporation body 30, conflux disk 31, graphite heater 32.Graphite heater 32 passes conflux disk 31; Bottom closed graphite evaporation body 30 places on the conflux disk 31; The open graphite evaporation body 29 in top places on the bottom closed graphite evaporation body 30 and with bottom closed graphite evaporation body 30 and together is enclosed within on the graphite heater 32; The open graphite evaporation body in top 29 and bottom closed graphite evaporation body 30 are with stay-warm case 28, the first layer condensation cover 27, second layer condensation cover 26, the 3rd layer of condensation cover 25 and outer condensation cover 24, its top from the inside to the outside successively and are stamped internal layer condensation cover cap 23 and outer condensation cover cap 22 and hopper 21 is housed, and hopper 21 is positioned at the below of feed-pipe 5 exit end.
The open graphite evaporation body 29 in said top comprises charging disk cover 290, feed tray 291, evaporating pan I 292 and insulation hoop I 293.Feed tray 291 is contained on the evaporating pan I 292, and charging disk cover 290 covers on feed tray 291, and feed tray 291 is equipped with insulation hoop I 293 with evaporating pan I 292 outsides.
Said evaporating pan 292 I are 9 lamination combinations, all have been with insulation hoop II 293 on every layer the evaporating pan.
Said bottom closed graphite evaporation body 30 comprises evaporating pan II 300, insulation hoop II 301 and bottom evaporating pan 302.Evaporating pan II 300 is placed on the bottom evaporating pan 302, and evaporating pan II 300 is enclosed with insulation hoop II 301 with bottom evaporating pan 302 outsides.
Said evaporating pan II 300 is 6 lamination combinations, and evaporating pan II 300 combination sleeves have insulation hoop II 301.
Said water cooled electrode 13 is passed furnace hearth plate 11 backs and is connected with the graphite heater 32 of vapo(u)rization system bottom.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said volatile matter discharge system comprises extraction line 41 and discharging pot 42, and the condensation product discharge port of extraction line 41 upper ends and conflux disk 31 is communicated with, insert in the discharging pot 42 its lower end.
Said thick silver alloys discharge system comprises graphite pipe connecting 51, metal tubing 52, vacuum storehouse wicket 55, vacuum storehouse 56, gate, vacuum storehouse 57, thick silver ingot mould 58.Graphite pipe connecting 51 upper ends are communicated with the thick silver alloys outlet of bottom evaporating pan 302, insert in the metal tubing 52 its lower end; Metal tubing 52 connects vacuum furnace body and vacuum storehouse 56; Vacuum storehouse wicket 55 is equipped with on 56 tops, vacuum storehouse, the one of which side is equipped with gate, vacuum storehouse 57, and thick silver ingot mould 58 is placed in the vacuum storehouse 56.
Said vacuum storehouse 56 is equipped with extraction pipe 54 and is connected with vacuum system.
Be provided with thermal insulation pipe 53 in the said metal tubing 52.
Roller 59 is equipped with in said thick silver ingot mould 58 bottoms.
Embodiment 3: shown in Fig. 1-3, a kind of from lead /Extract the equipment of gold and silver in the bismuth-base alloy, comprise vacuum furnace body, vapo(u)rization system, volatile matter discharge system, thick silver alloys discharge system, feed-pipe 5 and extraction pipe 6.Vapo(u)rization system is housed in the vacuum furnace body, and the vapo(u)rization system bottom is communicated with volatile matter discharge system and thick silver alloys discharge system respectively, and feed-pipe 5 passes the furnace shell of vacuum furnace body to the vapo(u)rization system top, and the furnace shell that extraction pipe 6 passes vacuum furnace body is communicated with its inner chamber.
Said vacuum furnace body comprises furnace hearth plate 11, furnace shell 12 and water cooled electrode 13.Furnace hearth plate 11 is connected with furnace shell 12 bottom end seal, and water cooled electrode 13 is passed furnace hearth plate 11 and stretched in the furnace shell 12.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said vapo(u)rization system comprises the open graphite evaporation body in hopper 21, outer condensation cover cap 22, internal layer condensation cover cap 23, outer condensation cover 24, the 3rd layer of condensation cover 25, second layer condensation cover 26, the first layer condensation cover 27, stay-warm case 28, top 29, bottom closed graphite evaporation body 30, conflux disk 31, graphite heater 32.Graphite heater 32 passes conflux disk 31; Bottom closed graphite evaporation body 30 places on the conflux disk 31; The open graphite evaporation body 29 in top places on the bottom closed graphite evaporation body 30 and with bottom closed graphite evaporation body 30 and together is enclosed within on the graphite heater 32; The open graphite evaporation body in top 29 and bottom closed graphite evaporation body 30 are with stay-warm case 28, the first layer condensation cover 27, second layer condensation cover 26, the 3rd layer of condensation cover 25 and outer condensation cover 24, its top from the inside to the outside successively and are stamped internal layer condensation cover cap 23 and outer condensation cover cap 22 and hopper 21 is housed, and hopper 21 is positioned at the below of feed-pipe 5 exit end.
The open graphite evaporation body 29 in said top comprises charging disk cover 290, feed tray 291, evaporating pan I 292 and insulation hoop I 293.Feed tray 291 is contained on the evaporating pan I 292, and charging disk cover 290 covers on feed tray 291, and feed tray 291 is equipped with insulation hoop I 293 with evaporating pan I 292 outsides.
Said evaporating pan 292 I are 12 lamination combinations, all have been with insulation hoop II 293 on every layer the evaporating pan.
Said bottom closed graphite evaporation body 30 comprises evaporating pan II 300, insulation hoop II 301 and bottom evaporating pan 302.Evaporating pan II 300 is placed on the bottom evaporating pan 302, and evaporating pan II 300 is enclosed with insulation hoop II 301 with bottom evaporating pan 302 outsides.
Said evaporating pan II 300 is 10 lamination combinations, and evaporating pan II 300 combination sleeves have insulation hoop II 301.
Said water cooled electrode 13 is passed furnace hearth plate 11 backs and is connected with the graphite heater 32 of vapo(u)rization system bottom.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said volatile matter discharge system comprises extraction line 41 and discharging pot 42, and the condensation product discharge port of extraction line 41 upper ends and conflux disk 31 is communicated with, insert in the discharging pot 42 its lower end.
Said thick silver alloys discharge system comprises graphite pipe connecting 51, metal tubing 52, vacuum storehouse wicket 55, vacuum storehouse 56, gate, vacuum storehouse 57, thick silver ingot mould 58.Graphite pipe connecting 51 upper ends are communicated with the thick silver alloys outlet of bottom evaporating pan 302, insert in the metal tubing 52 its lower end; Metal tubing 52 connects vacuum furnace body and vacuum storehouse 56; Vacuum storehouse wicket 55 is equipped with on 56 tops, vacuum storehouse, the one of which side is equipped with gate, vacuum storehouse 57, and thick silver ingot mould 58 is placed in the vacuum storehouse 56.
Said vacuum storehouse 56 is equipped with extraction pipe 54 and is connected with vacuum system.
Be provided with thermal insulation pipe 53 in the said metal tubing 52.
Roller 59 is equipped with in said thick silver ingot mould 58 bottoms.
Embodiment 4: shown in Fig. 1-3, a kind of from lead /Extract the equipment of gold and silver in the bismuth-base alloy, comprise vacuum furnace body, vapo(u)rization system, volatile matter discharge system, thick silver alloys discharge system, feed-pipe 5 and extraction pipe 6.Vapo(u)rization system is housed in the vacuum furnace body, and the vapo(u)rization system bottom is communicated with volatile matter discharge system and thick silver alloys discharge system respectively, and feed-pipe 5 passes the furnace shell of vacuum furnace body to the vapo(u)rization system top, and the furnace shell that extraction pipe 6 passes vacuum furnace body is communicated with its inner chamber.
Said vacuum furnace body comprises furnace hearth plate 11, furnace shell 12 and water cooled electrode 13.Furnace hearth plate 11 is connected with furnace shell 12 bottom end seal, and water cooled electrode 13 is passed furnace hearth plate 11 and stretched in the furnace shell 12.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said vapo(u)rization system comprises the open graphite evaporation body in hopper 21, outer condensation cover cap 22, internal layer condensation cover cap 23, outer condensation cover 24, the 3rd layer of condensation cover 25, second layer condensation cover 26, the first layer condensation cover 27, stay-warm case 28, top 29, bottom closed graphite evaporation body 30, conflux disk 31, graphite heater 32.Graphite heater 32 passes conflux disk 31; Bottom closed graphite evaporation body 30 places on the conflux disk 31; The open graphite evaporation body 29 in top places on the bottom closed graphite evaporation body 30 and with bottom closed graphite evaporation body 30 and together is enclosed within on the graphite heater 32; The open graphite evaporation body in top 29 and bottom closed graphite evaporation body 30 are with stay-warm case 28, the first layer condensation cover 27, second layer condensation cover 26, the 3rd layer of condensation cover 25 and outer condensation cover 24, its top from the inside to the outside successively and are stamped internal layer condensation cover cap 23 and outer condensation cover cap 22 and hopper 21 is housed, and hopper 21 is positioned at the below of feed-pipe 5 exit end.
The open graphite evaporation body 29 in said top comprises charging disk cover 290, feed tray 291, evaporating pan I 292 and insulation hoop I 293.Feed tray 291 is contained on the evaporating pan I 292, and charging disk cover 290 covers on feed tray 291, and feed tray 291 is equipped with insulation hoop I 293 with evaporating pan I 292 outsides.
Said evaporating pan 292 I are 5 lamination combinations, all have been with insulation hoop II 293 on every layer the evaporating pan.
Said bottom closed graphite evaporation body 30 comprises evaporating pan II 300, insulation hoop II 301 and bottom evaporating pan 302.Evaporating pan II 300 is placed on the bottom evaporating pan 302, and evaporating pan II 300 is enclosed with insulation hoop II 301 with bottom evaporating pan 302 outsides.
Said evaporating pan II 300 is 5 lamination combinations, and evaporating pan II 300 combination sleeves have insulation hoop II 301.
Said water cooled electrode 13 is passed furnace hearth plate 11 backs and is connected with the graphite heater 32 of vapo(u)rization system bottom.Be provided with insulation seal device between water cooled electrode 13 and the furnace hearth plate 11.
Said volatile matter discharge system comprises extraction line 41 and discharging pot 42, and the condensation product discharge port of extraction line 41 upper ends and conflux disk 31 is communicated with, insert in the discharging pot 42 its lower end.
Said thick silver alloys discharge system comprises graphite pipe connecting 51, metal tubing 52, vacuum storehouse wicket 55, vacuum storehouse 56, gate, vacuum storehouse 57, thick silver ingot mould 58.Graphite pipe connecting 51 upper ends are communicated with the thick silver alloys outlet of bottom evaporating pan 302, insert in the metal tubing 52 its lower end; Metal tubing 52 connects vacuum furnace body and vacuum storehouse 56; Vacuum storehouse wicket 55 is equipped with on 56 tops, vacuum storehouse, the one of which side is equipped with gate, vacuum storehouse 57, and thick silver ingot mould 58 is placed in the vacuum storehouse 56.
Said vacuum storehouse 56 is equipped with extraction pipe 54 and is connected with vacuum system.
Be provided with thermal insulation pipe 53 in the said metal tubing 52.
Roller 59 is equipped with in said thick silver ingot mould 58 bottoms.

Claims (13)

1.一种从铅/铋基合金中提取金、银的设备,其特征在于:包括真空炉体、蒸发系统、挥发物出料系统、粗银合金出料系统、进料管(5)和抽气管(6);真空炉体内装有蒸发系统,蒸发系统底端分别与挥发物出料系统和粗银合金出料系统连通,进料管(5)穿过真空炉体的炉壳至蒸发系统顶端,抽气管(6)穿过真空炉体的炉壳与其内腔连通。 1. A device for extracting gold and silver from lead / bismuth-based alloys, characterized in that it includes a vacuum furnace body, an evaporation system, a volatile matter discharge system, a crude silver alloy discharge system, a feed pipe (5) and Exhaust pipe (6); the vacuum furnace body is equipped with an evaporation system, the bottom of the evaporation system is respectively connected with the volatile matter discharge system and the coarse silver alloy discharge system, and the feed pipe (5) passes through the furnace shell of the vacuum furnace body to the evaporation At the top of the system, the exhaust pipe (6) passes through the furnace shell of the vacuum furnace body and communicates with its inner cavity. 2.根据权利要求1所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述真空炉体包括炉底盘(11)、炉壳(12)和水冷电极(13);炉底盘(11)与炉壳(12)底端密封连接,水冷电极(13)穿过炉底盘(11)伸入炉壳(12)内。 2. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 1, characterized in that: the vacuum furnace body includes a furnace chassis (11), a furnace shell (12) and a water-cooled electrode (13) The furnace chassis (11) is sealed and connected to the bottom end of the furnace shell (12), and the water-cooled electrode (13) passes through the furnace chassis (11) and extends into the furnace shell (12). 3.根据权利要求1所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述蒸发系统包括进料斗(21)、外层冷凝罩盖(22)、内层冷凝罩盖(23)、外层冷凝罩(24)、第三层冷凝罩(25)、第二层冷凝罩(26)、第一层冷凝罩(27)、保温罩(28)、上部开放式石墨蒸发体(29)、下部密闭式石墨蒸发体(30)、汇流盘(31)、石墨发热体(32);石墨发热体(32)穿过汇流盘(31),下部密闭式石墨蒸发体(30)置于汇流盘(31)上,上部开放式石墨蒸发体(29)置于下部密闭式石墨蒸发体(30)上并与下部密闭式石墨蒸发体(30)一同套在石墨发热体(32)上,上部开放式石墨蒸发体(29)与下部密闭式石墨蒸发体(30)由内至外依次套有保温罩(28)、第一层冷凝罩(27)、第二层冷凝罩(26)、第三层冷凝罩(25)和外层冷凝罩(24),其顶端盖有内层冷凝罩盖(23)和外层冷凝罩盖(22)并装有进料斗(21),进料斗(21)位于进料管(5)出口端下方。 3. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 1, characterized in that: the evaporation system includes a feed hopper (21), an outer condensation cover (22), an inner layer Condensation cover cover (23), outer condensation cover (24), third condensation cover (25), second condensation cover (26), first condensation cover (27), heat preservation cover (28), upper part open Type graphite evaporator (29), lower closed graphite evaporator (30), confluence plate (31), graphite heating element (32); graphite heating element (32) passes through the confluence plate (31), and the lower closed graphite The body (30) is placed on the confluence plate (31), the upper open graphite evaporator (29) is placed on the lower closed graphite evaporator (30), and is covered with graphite heat generation together with the lower closed graphite evaporator (30). On the body (32), the upper open graphite evaporator (29) and the lower closed graphite evaporator (30) are successively covered with a heat preservation cover (28), a first layer of condensation cover (27), a second layer of Condensation cover (26), third layer condensation cover (25) and outer layer condensation cover (24), its top end is covered with inner layer condensation cover cover (23) and outer layer condensation cover cover (22) and feed hopper is housed (21), and the feed hopper (21) is located below the outlet end of the feed pipe (5). 4.根据权利要求3所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述上部开放式石墨蒸发体(29)包括进料盘盖(290)、进料盘(291)、蒸发盘Ⅰ(292)和保温箍Ⅰ(293);进料盘(291)装在蒸发盘Ⅰ(292)上,进料盘盖(290)盖在进料盘(291)上,进料盘(291)与蒸发盘Ⅰ(292)外侧装有保温箍Ⅰ(293)。 4. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 3, characterized in that: the upper open graphite evaporator (29) includes a feeding tray cover (290), a feeding tray (291), evaporating tray I (292) and insulation hoop I (293); the feeding tray (291) is installed on the evaporating tray I (292), and the feeding tray cover (290) is covered on the feeding tray (291) , The outer side of the feeding tray (291) and the evaporating tray I (292) is equipped with a thermal insulation hoop I (293). 5.根据权利要求4所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述蒸发盘(292)Ⅰ为多个叠层组合,每层的蒸发盘上均套有有保温箍Ⅱ(293)。 5. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 4, characterized in that: the evaporator (292) I is a combination of multiple stacked layers, and each layer of evaporator is covered with There is thermal insulation hoop II (293). 6.根据权利要求3所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述下部密闭式石墨蒸发体(30)包括蒸发盘Ⅱ(300)、保温箍Ⅱ(301)和底层蒸发盘(302);蒸发盘Ⅱ(300)放置在底层蒸发盘(302)上,蒸发盘Ⅱ(300)和底层蒸发盘(302)外侧包裹有保温箍Ⅱ(301)。 6. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 3, characterized in that: the lower sealed graphite evaporator (30) includes evaporating pan II (300), insulation hoop II ( 301) and the bottom evaporating pan (302); the evaporating pan II (300) is placed on the bottom evaporating pan (302), and the outside of the evaporating pan II (300) and the bottom evaporating pan (302) is wrapped with a thermal insulation hoop II (301). 7.根据权利要求6所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述蒸发盘Ⅱ(300)为多个叠层组合,蒸发盘Ⅱ(300)组合外套有保温箍Ⅱ(301)。 7. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 6, characterized in that: the evaporator II (300) is a combination of multiple laminated layers, and the evaporator II (300) is combined with a jacket There is insulation hoop II (301). 8.根据权利要求2所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述水冷电极(13)穿过炉底盘(11)后与蒸发系统底端的石墨发热体(32)连接,水冷电极(13)和炉底盘(11)之间设有绝缘密封装置。 8. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 2, characterized in that: the water-cooled electrode (13) passes through the furnace chassis (11) and meets the graphite heating element at the bottom of the evaporation system (32) is connected, and an insulating sealing device is provided between the water-cooled electrode (13) and the furnace chassis (11). 9.根据权利要求1所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述挥发物出料系统包括出料管(41)和出料锅(42),出料管(41)上端和汇流盘(31)的冷凝物出料口连通、其下端插入出料锅(42)内。 9. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 1, characterized in that: the volatile matter discharge system includes a discharge pipe (41) and a discharge pot (42), and the discharge The upper end of the feed pipe (41) communicates with the condensate discharge port of the confluence tray (31), and its lower end is inserted into the discharge pot (42). 10.根据权利要求1所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述粗银合金出料系统包括石墨连接管(51)、金属导管(52)、真空仓小门(55)、真空仓(56)、真空仓大门(57)、粗银锭模(58);石墨连接管(51)上端与底层蒸发盘(302)的粗银合金出口连通、其下端插入金属导管(52)内,金属导管(52)连接真空炉体和真空仓(56),真空仓(56)顶端装有真空仓小门(55)、其一侧装有真空仓大门(57),粗银锭模(58)放置在真空仓(56)内。 10. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 1, characterized in that: the crude silver alloy discharge system includes a graphite connecting pipe (51), a metal conduit (52), a vacuum The small door of the warehouse (55), the vacuum chamber (56), the door of the vacuum chamber (57), the thick silver ingot mold (58); Insert into the metal conduit (52), the metal conduit (52) connects the vacuum furnace body and the vacuum chamber (56), the vacuum chamber (56) is equipped with a small vacuum chamber door (55), and a vacuum chamber door (57) is installed on one side of the vacuum chamber (56). ), the rough silver ingot mold (58) is placed in the vacuum chamber (56). 11.根据权利要求10所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述真空仓(56)装有抽气管(54)和真空系统连接。 11. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 10, characterized in that: the vacuum chamber (56) is equipped with a suction pipe (54) connected to the vacuum system. 12.根据权利要求10所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述金属导管(52)内设有保温隔热管(53)。 12. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 10, characterized in that: the metal conduit (52) is provided with a thermal insulation tube (53). 13.根据权利要求10所述的从铅/铋基合金中提取金、银的设备,其特征在于:所述粗银锭模(58)底部装有滚轮(59)。 13. The equipment for extracting gold and silver from lead / bismuth-based alloys according to claim 10, characterized in that: the bottom of the rough silver ingot mold (58) is equipped with rollers (59).
CN201210179255XA 2012-06-04 2012-06-04 Equipment for extracting gold and silver from lead/bismuth base alloy Pending CN102676828A (en)

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CN113564375A (en) * 2021-06-18 2021-10-29 昆明鼎邦科技股份有限公司 Constant temperature device for metallurgical vacuum distillation and distiller
JP7591174B1 (en) 2024-07-30 2024-11-27 中部リサイクル株式会社 Method for producing gold-containing materials

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Application publication date: 20120919