CN201326000Y - Bottom blowing molten pool furnace for smelting precious metals containing lead - Google Patents

Bottom blowing molten pool furnace for smelting precious metals containing lead Download PDF

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Publication number
CN201326000Y
CN201326000Y CNU2008201899062U CN200820189906U CN201326000Y CN 201326000 Y CN201326000 Y CN 201326000Y CN U2008201899062 U CNU2008201899062 U CN U2008201899062U CN 200820189906 U CN200820189906 U CN 200820189906U CN 201326000 Y CN201326000 Y CN 201326000Y
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China
Prior art keywords
precious metals
containing lead
metals containing
bottom blowing
gear
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNU2008201899062U
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Chinese (zh)
Inventor
赵传和
夏胜文
陈会成
刘素红
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Henan Yuguang Gold and Lead Co Ltd
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Henan Yuguang Gold and Lead Co Ltd
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Priority to CNU2008201899062U priority Critical patent/CN201326000Y/en
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Publication of CN201326000Y publication Critical patent/CN201326000Y/en
Anticipated expiration legal-status Critical
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Abstract

The utility model relates to a bottom blowing molten pool furnace for smelting precious metals containing lead. A rotary furnace is formed by a tube body, a tube body end, a base and a transmission gear, wherein a gear ring and a rolling ring are arranged on the tube body; the tube body is arranged on a support wheel of a support tube body through the rolling ring; the transmission gear comprises a motor, a speed reducer and a gear; the gear is arranged at an output end; the gear ring and the rolling ring are fixed on the circumference of the tube body; the gear ring is engaged with a gear of the output end of the speed reducer; a blow gun flange is arranged on the bottom side or the bottom of the bottom blowing molten pool furnace for smelting precious metals containing lead; a feeding port and a flue outlet are arranged on the upper part of the tube body; the lower part of the end of the bottom blowing molten pool furnace for smelting precious metals containing lead is provided with a bottom slag port and a bottom lead port; the upper part of the end wall of the end of the bottom blowing molten pool furnace for smelting precious metals containing lead is provided with a burner; the lower part of the end wall of the end of the bottom blowing molten pool furnace for smelting precious metals containing lead is provided with a slag outlet; and the lower part of the end of the bottom blowing molten pool furnace for smelting precious metals containing lead is provided with a siphon lead outlet. The utility model has the advantages of high smelting speed, low energy consumption, low cost, good working environment, low labor work intensity, high automation degree and low investment.

Description

Bottom blowing bath smelting precious metals containing lead stove
Technical field
The utility model belongs to the precious metal smelting technical field of non-ferrous metal metallurgy industry, relates in particular to a kind of bottom blowing bath smelting precious metals containing lead stove.
Background technology
At present, at home and abroad in the silver smelting industry, to the processing of lead anode slurry, major part adopts traditional thermal process, and small part adopts wet processing.The charging opening of the precious metals containing lead stove that retailoring is adopted in traditional thermal process of lead anode slurry, slag notch, lead outlet, smoke outlet are same outlet, can only adopt intermittent charging, be interrupted precious metals containing lead, be interrupted the mode of operation of slagging tap.Because be to be interrupted operation, the treatment capacity of the anode sludge is restricted; And because furnace rotation fluctuated, frequent causes precious metals containing lead stove furnace life weak point; Owing to charging opening, slag notch, lead outlet, smoke outlet are same outlet, site environment is abominable in addition, and labor strength is big; Because the material of going into stove is piled up easily, make that heat utilization efficiency is lower, speed of melting is slow, energy consumption is high.The enterprise that also has abroad adopts the many stoves of Ka Er to handle the anode sludge, and level of automation is higher, and Working environment and labour intensity all have clear improvement.But the many stoves of Ka Er are still for being interrupted operation, except that above-mentioned furnace life short deficiency, also exist technical equipment to introduce problems such as expense height, make enterprise be difficult to bear.
Summary of the invention
The purpose of this utility model is to overcome in traditional thermal process and exists not enoughly, handles for lead anode slurry and to provide that a kind of speed of melting is fast, energy consumption is low, cost is low, good work environment, labor strength is low, automatization level is high, the bottom blowing bath smelting precious metals containing lead stove of less investment.
The technical solution of the utility model is achieved in that the utility model is a kind of round tube type converter that can rotate along axis, converter is made of cylindrical shell, cylindrical shell termination, base and transmission mechanism, be provided with gear ring and rolling ring on cylindrical shell, cylindrical shell is sitting on the support roller that supports cylindrical shell by rolling ring; Transmission mechanism comprises the gear of motor, step-down gear and output terminal thereof; Gear ring and rolling ring are fixed on the cylindrical shell circumference, and gear ring is meshed with the gear of step-down gear output terminal;
Be provided with the spray gun flange at bottom blowing bath smelting precious metals containing lead furnace bottom or bottom side; Be provided with charging opening, smoke outlet on cylindrical shell top; Lower Half in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with plumbous mouthful of end cinder notch and the end; The headwall first half in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with the burner mouth, and the headwall Lower Half in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with slag notch; Bottom in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with siphon lead taphole.
Support roller is installed on the support roller base, and step-down gear and motor are sitting on the transmission base.
On the spray gun flange of bottom blowing bath smelting precious metals containing lead furnace bottom or bottom side setting gas spray gun is installed, the angle α scope of spray gun and vertical curve is 0 °≤α≤90 °.
At normal operating state, stove does not rotate, and charging opening and smoke outlet are on stove top; Burner is heat supply in stove, makes furnace temperature be stabilized in 1000~1100 ℃; Lower furnace keeps the pool depth of 300~900mm; The gas spray gun of stove bottom or bottom side sprays into Sweet natural gas and oxygen or nitrogen and oxygen in the molten bath, when the molten bath is produced the vigorous stirring effect, also with in the molten bath reach initiate related substances generation chemical reaction; The anode sludge after batching evenly adds in the stove continuously, and chemical reaction takes place rapidly in the molten bath of vigorous stirring, generates precious metals containing lead, slag and cigarette ash; Precious metals containing lead sinks to the precious metals containing lead layer of bottom, molten bath than great; Slag proportion is little, accumulates in above the precious metals containing lead layer; Cigarette ash is discharged from smoke outlet with flue gas; Slag notch has been built slag dam with refractory mortar, when pool depth reaches prescribed depth, discloses out the slag dam slagging, still erects slag dam after slag has been put; Boiled precious metals containing lead siphon port is emitted precious metals containing lead after having put slag, seals lead outlet with refractory mortar after precious metals containing lead has been put.
When the gas spray gun scaling loss need be changed spray gun, rotate stove and make spray gun leave the molten bath, change the spray gun operation.When stove breaks down, also can rotate stove, make spray gun leave the molten bath fault is handled.After the operation of replacing spray gun was finished or the stove fault handling finishes, the stove counter-rotating returned to normal operating state.
Advantage of the present utility model is:
1, bottom blowing bath smelting precious metals containing lead stove is a kind of airtight type of furnace, has reduced calorific loss, has avoided gas to escape, and has improved operating environment;
2, can realize charge hoisting by belt conveyer, reduce working strength of workers;
3, bottom blowing bath smelting precious metals containing lead stove changes the interruption operation for working continuously (continuously feeding is interrupted and slags tap and precious metals containing lead), has improved the lead anode slurry treatment capacity and has made furnace temperature more stable;
4, bottom blowing bath smelting precious metals containing lead stove has independently slag notch, opening for feed and siphon lead taphole, has avoided the frequent rotation of stove during ordinary production, in the work-ing life that has reduced the power consumption of transmission mechanism and improved transmission mechanism, has effectively saved cost;
5, bottom blowing bath smelting precious metals containing lead stove has been equipped with the spray gun flange of fixed gases spray gun, owing to the effect of spray gun, makes material melt and speeds up during ordinary production; In addition, speed of response is accelerated, improved the lead anode slurry treatment capacity by the spray gun stirring;
6, bottom blowing bath smelting precious metals containing lead stove is furnished with drive mechanism, can make stove make things convenient for converter when changing rifle, maintenance and handling problem;
7, bottom blowing bath smelting precious metals containing lead stove is furnished with burner port, convenient stove additional heat and the baker given;
8, system's less investment.
Description of drawings
Fig. 1 is the structural representation of bottom blowing bath smelting precious metals containing lead stove.
Fig. 2 is the gas spray gun position of bottom blowing bath smelting precious metals containing lead stove.
Embodiment
As shown in Figure 1, bottom blowing bath smelting precious metals containing lead stove is a kind of round tube type converter that can rotate along axis, and converter is made of cylindrical shell 1, cylindrical shell termination, is provided with gear ring 4 and rolling ring 3 on cylindrical shell, and cylindrical shell is sitting on the support roller 10 that supports cylindrical shell by rolling ring 3; Gear ring 4 and rolling ring 3 are fixed on the cylindrical shell circumference, and gear ring 4 is meshed with the gear 16 of step-down gear 17 output terminals; Be provided with the spray gun flange 12 of fixed gases spray gun in bottom blowing bath smelting precious metals containing lead furnace bottom or bottom side; Be provided with charging opening 5 and smoke outlet 6 on cylindrical shell top; Lower Half in bottom blowing bath smelting precious metals containing lead stove one termination is provided with the plumbous mouth 14 of the end cinder notch 9 and the end; The headwall first half at bottom blowing bath smelting precious metals containing lead stove is provided with burner mouth 7 (being also referred to as burner port 7), is provided with slag notch 8 in bottom blowing bath smelting precious metals containing lead stove Lower Half; Bottom at another headwall of bottom blowing bath smelting precious metals containing lead stove is provided with siphon lead taphole 15.Support roller 10 is sitting on the support roller base 11, and step-down gear 17 and motor 18 are sitting on the transmission base 13.Be provided with the spray gun flange 12 of fixed gases spray gun in bottom blowing bath smelting precious metals containing lead furnace bottom or bottom side, the angle α scope of spray gun and vertical curve is 0 °≤α≤90 °.
When normal running, the charging opening 5 of cylindrical shell 1 and smoke outlet 6 are on top, and it is the molten bath of 300~900mm that the bottom is keeping the degree of depth; Burner heat supply in stove that burner port 7 is installed, keeping furnace temperature is 1000~1100 ℃; The gas spray gun that is fixed on the spray gun flange 12 sprays into Sweet natural gas and oxygen or oxygen and the nitrogen that pressure is 0.5~1.2Mpa in stove; Evenly add the anode sludge for preparing material continuously from charging opening 5, fall into the molten bath of vigorous stirring, can melt rapidly and react, generate precious metals containing lead, slag and flue dust; Precious metals containing lead sinks to the stove bottom and forms the precious metals containing lead layer; Slag floats on the precious metals containing lead layer and forms slag layer; Flue dust is discharged from smoke outlet 6 with flue gas; Slag notch 8 places have built slag dam with refractory mortar, when slag liquid level and slag dam top, disclose out the slag dam slagging; Still erect slag dam after having put slag with refractory mortar; Boiled siphon lead taphole 15 is put lead, has put plumbous back and has sealed lead outlet with refractory mortar.
When the gas spray gun scaling loss need be changed spray gun, the step-down gear 17 that motor 18 drives drove stove by gear 16 and gear ring 4 and rotates, and makes gas spray gun leave the molten bath, changes the spray gun operation; When this position, also can handle the stove fault; After the spray gun replacing finishes or fault handling finishes, stove inversion recovery normal operational position.When stove needed overhaul or other reason to want blowing out, cinder notch of the boiled end 9 can be emitted liquid slag; Plumbous mouth 14 can be emitted liquid lead at the boiled end.
As shown in Figure 2, on the spray gun flange 12 of bottom blowing bath smelting precious metals containing lead furnace bottom or bottom side setting gas spray gun is installed, spray gun arranges along cylindrical shell 1 cross section radius of a circle direction, and the angle α scope of itself and vertical curve is 0 °≤α≤90 °.This vertical curve is cylindrical shell 1 a vertical section circular diameter line.

Claims (3)

1, a kind of bottom blowing bath smelting precious metals containing lead stove is a kind of round tube type converter that can rotate along axis, and it is levied and is:
Converter is made of cylindrical shell (1), termination, base and transmission mechanism, is provided with gear ring (4) and rolling ring (3) on cylindrical shell, and cylindrical shell is sitting on the support roller (10) that supports cylindrical shell by rolling ring (3); Transmission mechanism comprises the gear (16) of motor (18), step-down gear (17) and output terminal thereof; Gear ring (4) and rolling ring (3) are fixed on the cylindrical shell circumference, and gear ring (4) is meshed with the gear (16) of step-down gear (17) output terminal;
Be provided with spray gun flange (12) at bottom blowing bath smelting precious metals containing lead furnace bottom or bottom side; Be provided with charging opening (5), smoke outlet (6) on cylindrical shell top; Lower Half in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with end cinder notch (9) and the end plumbous mouthful (14); The headwall first half in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with burner mouth (7), and the headwall Lower Half in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with slag notch (8); Bottom in the termination of bottom blowing bath smelting precious metals containing lead stove is provided with siphon lead taphole (15).
2, bottom blowing bath smelting precious metals containing lead stove according to claim 1, it is characterized in that: support roller (10) is installed on the support roller base (11), and step-down gear (17) and motor (18) are sitting on the transmission base (13).
3, bottom blowing bath smelting precious metals containing lead stove according to claim 1, it is characterized in that: on the spray gun flange (12) that bottom blowing bath smelting precious metals containing lead furnace bottom or bottom side are provided with gas spray gun is installed, the angle α scope of spray gun and vertical curve is 0 °≤α≤90 °.
CNU2008201899062U 2008-12-10 2008-12-10 Bottom blowing molten pool furnace for smelting precious metals containing lead Expired - Lifetime CN201326000Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101871725A (en) * 2010-07-07 2010-10-27 中南大学 Horizontal bottom blowing type molten pool desulphurizing furnace and oxidative desulphurization method for leaded materials
CN102994774A (en) * 2011-09-12 2013-03-27 安阳市岷山有色金属有限责任公司 Lead blowing process by blowing fuel from bottom
CN103498057A (en) * 2013-10-12 2014-01-08 河南豫光金铅股份有限公司 Device and method for bottom-blowing reduction lead refining with little disturbance of bottom lead
CN104152716A (en) * 2014-05-13 2014-11-19 中国恩菲工程技术有限公司 Bottom blowing tin smelting device
CN104372180A (en) * 2014-12-04 2015-02-25 中南大学 Novel converter and application thereof
CN106435211A (en) * 2016-08-24 2017-02-22 河南豫光金铅股份有限公司 Bottom-heating anode slime reduction smelting method
CN109022799A (en) * 2018-08-28 2018-12-18 河南豫光金铅股份有限公司 The device and its smelting technology of the continuous two-part melting earth of positive pole of one

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101871725A (en) * 2010-07-07 2010-10-27 中南大学 Horizontal bottom blowing type molten pool desulphurizing furnace and oxidative desulphurization method for leaded materials
CN102994774A (en) * 2011-09-12 2013-03-27 安阳市岷山有色金属有限责任公司 Lead blowing process by blowing fuel from bottom
CN103498057A (en) * 2013-10-12 2014-01-08 河南豫光金铅股份有限公司 Device and method for bottom-blowing reduction lead refining with little disturbance of bottom lead
CN104152716A (en) * 2014-05-13 2014-11-19 中国恩菲工程技术有限公司 Bottom blowing tin smelting device
CN104372180A (en) * 2014-12-04 2015-02-25 中南大学 Novel converter and application thereof
CN104372180B (en) * 2014-12-04 2016-06-01 中南大学 A kind of converter and application thereof
CN106435211A (en) * 2016-08-24 2017-02-22 河南豫光金铅股份有限公司 Bottom-heating anode slime reduction smelting method
CN109022799A (en) * 2018-08-28 2018-12-18 河南豫光金铅股份有限公司 The device and its smelting technology of the continuous two-part melting earth of positive pole of one

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Granted publication date: 20091014

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