CN204438744U - A kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy - Google Patents

A kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy Download PDF

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Publication number
CN204438744U
CN204438744U CN201420822230.1U CN201420822230U CN204438744U CN 204438744 U CN204438744 U CN 204438744U CN 201420822230 U CN201420822230 U CN 201420822230U CN 204438744 U CN204438744 U CN 204438744U
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China
Prior art keywords
copper
cylindrical shell
stove
oxygen
blowing
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CN201420822230.1U
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Chinese (zh)
Inventor
张和平
徐诗艳
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河南豫光金铅股份有限公司
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Priority to CN201420822230.1U priority Critical patent/CN204438744U/en
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Publication of CN204438744U publication Critical patent/CN204438744U/en

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Abstract

The utility model belongs to the Copper making technical field of non-ferrous metal metallurgy industry, particularly relates to a kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy; Comprise horizontal cylinder shape copper stove, copper stove comprises cylindrical shell and is positioned at the termination at cylindrical shell two ends, the excircle of cylindrical shell is provided with rolling ring and gear ring, rolling ring has support, gear ring is connected with motor by gear, cylindrical shell upper end is provided with outlet flue and charge door, bottom or the sidepiece of cylindrical shell are provided with gun slot, gun slot place is provided with gas spray gun, the bottom of the sidewall or termination of stating cylindrical shell is respectively equipped with slag notch and puts copper mouth, and put copper mouth and be positioned at the following of slag notch, cylindrical shell top is provided with oxygen muzzle, and oxygen muzzle place is movably equipped with the oxygen rifle that can move up and down; Oxygen rifle sprays into gas towards molten bath on molten bath, and such oxygen rifle should not block up, and can pass into the lower gas of oxygen-rich concentration, can take away the heat of melt, reduces melt temperature in stove, is conducive to processing how liquid copper matte regulus, ensures oxygen rifle service time.

Description

A kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy
Technical field
The utility model belongs to the Copper making technical field of non-ferrous metal metallurgy industry, particularly relates to a kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy.
Background technology
At present, " technological process control of oxygen bottom blown furnace continual copper smelting " that represent China's Copper making highest level starts to promote in China, and it is low that this technological process control has energy consumption, and environmental protection is good, labor productivity advantages of higher.But owing to being subject to bottom blowing blowing copper smelter Structure and energy requirement restriction, bottom-blown smelting stove institute production fluid state copper matte regulus will be delivered to bottom blowing through chute and blow copper smelter, such operation has following two point defects: one is that liquid copper matte regulus flows directly into bottom blowing converting furnace, oxygen rich gas is adopted to carry out bottom blowing blowing, cause melt temperature in stove too high, need supplementary a large amount of cold material to be used for lowering the temperature, relatively process liquid copper matte regulus amount and reduce; Two is that liquid copper matte regulus flows directly into bottom blowing and blows copper smelter, oxygen rich gas is adopted to carry out bottom blowing blowing, first oxygen rich gas enters copper solution, and because the fusing point of the oxide of copper and copper is higher, oxygen rich gas enters and copper in-furnace temperature is reduced, the oxide of part copper and copper solidifies, easily cause passage dross, after gas passage dross, corresponding gas flow reduces, and needs converter to clear up the knurl of passage, ensure certain air inflow, affect bottom blowing like this and blow copper smelter and normally produce.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides a kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy.
For solving the problems of the technologies described above, the utility model provides a kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy, comprise horizontal cylinder shape copper stove, copper stove comprises cylindrical shell and is positioned at the termination at cylindrical shell two ends, the excircle of cylindrical shell is provided with rolling ring and gear ring, rolling ring has support, gear ring is connected with motor by gear, cylindrical shell upper end is provided with outlet flue and charge door, bottom or the sidepiece of cylindrical shell are provided with gun slot, gun slot place is provided with gas spray gun, the sidewall of cylindrical shell or the bottom of termination are respectively equipped with slag notch and put copper mouth, and put copper mouth and be positioned at the following of slag notch, cylindrical shell top is provided with oxygen muzzle, described oxygen muzzle place is movably equipped with oxygen rifle.
The oxygen rifle at oxygen muzzle place is oxygen rifle moving up and down.
Cylindrical shell top is provided with visits material mouth.
Cylindrical shell top is provided with burner mouth 14.
Cylindrical shell is made up of the skin of steel and the internal layer of block refractory brick.
Outlet flue place is provided with waste heat boiler.
Beneficial effect of the present invention:
1, top oxygen gun pass into by slag making required amount continuously or be interrupted add solvent and additive, spray into oxygen rich gas continuously by copper matte regulus amount, oxygen rifle sprays into gas towards molten bath on molten bath, such oxygen rifle should not block up, the lower gas of oxygen-rich concentration can be passed into, reduce melt temperature in stove, be conducive to processing how liquid copper matte regulus, top oxygen gun can move up and down, and ensures oxygen rifle service time.
2, bottom spray gun passes into oxygen, nitrogen and natural gas, and these gases directly enter liquid copper melts, improves on the one hand copper oxygen gesture, controls blister copper containing sulfonium amount, stirs on the other hand to melt, is conducive to fusant reaction and levels off to poised state; Pass into natural gas, be used for improving the local temperature of melt, the oxide of copper and copper can not solidify, and makes can not block in the spray gun long period simultaneously.
3, body of heater top is established and is visited material mouth, for measuring melt level in stove, controlling the height of melt in stove, controlling oxygen rifle termination and weld pool surface distance further.
4, top, body of heater termination is provided with burner mouth, can install burner and be used for toasting stove before blow-on.
5, outlet flue place is provided with boiler, can to the flue gas cool-down dedusting of being discharged by outlet flue.
6, realize working continuously, the flue gas condition of output is stablized, and the sulfur dioxide recovery being conducive to flue gas utilizes.
7, top and bottom blowing copper stove is furnished with drive mechanism, can make stove change rifle, maintenance and process problem time facilitate converter.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of the utility model for the top and bottom blowing copper stove embodiment 1 of liquid Copper Matte Converting copper metallurgy;
Fig. 2 is the structural representation of the utility model for the top and bottom blowing copper stove embodiment 2 of liquid Copper Matte Converting copper metallurgy.
Detailed description of the invention
Embodiment 1: as shown in Figure 1, the utility model is a kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy, comprise horizontal cylinder shape copper stove 1, copper stove 1 comprises cylindrical shell and is positioned at the termination at cylindrical shell two ends, the excircle of cylindrical shell is provided with rolling ring 2 and gear ring 7, rolling ring 2 has support 10, gear ring 7 is connected with motor 9 by gear 8, cylindrical shell upper end is provided with outlet flue 3 and charge door 5, bottom or the sidepiece of cylindrical shell are provided with gun slot, gun slot place is provided with gas spray gun 12, the sidewall of cylindrical shell or the bottom of termination are respectively equipped with slag notch 6 and put copper mouth 11, and put copper mouth 11 and be positioned at the following of slag notch 6, cylindrical shell top is provided with oxygen muzzle, described oxygen muzzle place is movably equipped with oxygen rifle 4.
The oxygen rifle 4 at oxygen muzzle place is oxygen rifle moving up and down.
Cylindrical shell is made up of the skin of steel and the internal layer of block refractory brick.
Outlet flue 3 place is provided with waste heat boiler.
Molten bath is provided with in cylindrical shell.
During concrete use, liquid copper matte regulus is directly added in cylindrical shell from charge door, spray into oxygen rich gas, solvent and additive from the oxygen rifle 4 on cylindrical shell top, spray in molten bath; Make copper matte regulus carry out blowing reaction, generate copper and be deposited to blister copper layer, remaining material and solvent and additive are in conjunction with slagging, and the slag through sedimentation is released by slag notch 6, and the slag of releasing passes through Returning smelting stove after cinder ladle ingot bar or shrend.Spray into oxygen, natural gas and nitrogen or oxygen and natural gas by bottom gas spray gun 12 and enter blister copper layer, one side stirs the blister copper layer of stove and solution layer, on the other hand be blown into after appropriate oxygen removes the impurity of blister copper further to blister copper layer, blister copper is discharged from the copper mouth 11 of putting of bottom, and the blister copper of releasing is delivered to anode furnace and processed further; The flue gas of output is discharged by outlet flue 3, and flue gas is delivered to sulfate system and produced sulfuric acid.
Can according to the size of cylindrical shell, determine the size of gas spray gun 12 and the angle α of vertical curve, 0 ° ≦ α≤10 °, guarantee that gas spray gun 12 gas that gushes out has predetermined thickness through furnace bottom layers of copper, be conducive to the impurity better removed in copper, be conducive to the quality improving copper.
For horizontal cylindricality copper stove, enter the molten bath compared with the degree of depth from oxygen rifle 4 vertical ejection oxygen, many by the oxygen that molten bath absorbs on the one hand, the utilization rate of oxygen is high, plays a protective role on the other hand to the refractory brick in stove; Basic the same working environment can be formed around oxygen rifle 4 simultaneously, be conducive to the life-span extending oxygen rifle 4.
Embodiment 2: as shown in Figure 2, the utility model is a kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy, comprise horizontal cylinder shape copper stove 1, copper stove 1 comprises cylindrical shell and is positioned at the termination at cylindrical shell two ends, the excircle of cylindrical shell is provided with rolling ring 2 and gear ring 7, rolling ring 2 has support 10, gear ring 7 is connected with motor 9 by gear 8, cylindrical shell upper end is provided with outlet flue 3 and charge door 5, bottom or the sidepiece of cylindrical shell are provided with gun slot, gun slot place is provided with gas spray gun 12, the sidewall of cylindrical shell or the bottom of termination are respectively equipped with slag notch 6 and put copper mouth 11, and put copper mouth 11 and be positioned at the following of slag notch 6, cylindrical shell top is provided with oxygen muzzle, described oxygen muzzle place is movably equipped with oxygen rifle 4.
The oxygen rifle 4 at oxygen muzzle place is oxygen rifle moving up and down.
Cylindrical shell top is provided with visits material mouth 13.
Cylindrical shell top is provided with burner mouth 14.
Cylindrical shell is made up of the skin of steel and the internal layer of block refractory brick.
Outlet flue 3 place is provided with waste heat boiler.
Molten bath is provided with in cylindrical shell.
During concrete use, liquid copper matte regulus is directly added in cylindrical shell from charge door 5, spray into oxygen rich gas, solvent and additive from the oxygen rifle 4 at cylindrical shell top, spray into the solution layer in molten bath; Make copper matte regulus carry out blowing reaction, generate copper and be deposited to blister copper layer, remaining material and solvent and additive are in conjunction with slagging, and the slag through sedimentation is released by slag notch 6, and the slag of releasing passes through Returning smelting stove after cinder ladle ingot bar or shrend.Spray into oxygen, natural gas and nitrogen or oxygen and natural gas by bottom gas spray gun 12 and enter blister copper layer, one side stirs the blister copper layer of cylindrical shell and solution layer, on the other hand be blown into after appropriate oxygen removes the impurity of blister copper further to blister copper layer, blister copper is discharged from the copper mouth 11 of putting of bottom, and the blister copper of releasing is delivered to anode furnace and processed further; The flue gas of output is discharged by outlet flue 3, and flue gas is delivered to sulfate system and produced sulfuric acid after waste heat boiler cooling dedusting, and the cigarette ash after dedusting returns feed proportioning system.
Liquid level and the temperature in molten bath can be measured in process of production by visiting material mouth 13.
By burner mouth 14, burner can be installed before blow-on to be used for toasting stove.
Can according to the size of cylindrical shell, determine the size of gas spray gun 12 and the angle α of vertical curve, 0 ° ≦ α≤10 °, guarantee that gas spray gun 12 gas that gushes out has predetermined thickness through furnace bottom layers of copper, be conducive to the impurity better removed in copper, be conducive to the quality improving copper.
For horizontal cylindricality copper stove, enter the molten bath compared with the degree of depth from oxygen rifle 4 vertical ejection oxygen, many by the oxygen that molten bath absorbs on the one hand, the utilization rate of oxygen is high, plays a protective role on the other hand to the refractory brick in stove; Basic the same working environment can be formed around oxygen rifle 4 simultaneously, be conducive to the life-span extending oxygen rifle 4.

Claims (6)

1. the top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy, comprise horizontal cylinder shape copper stove (1), described copper stove (1) comprises cylindrical shell and is positioned at the termination at cylindrical shell two ends, the excircle of described cylindrical shell is provided with rolling ring (2) and gear ring (7), described rolling ring (2) has support (10), described gear ring (7) is connected with motor (9) by gear (8), described cylindrical shell upper end is provided with outlet flue (3) and charge door (5), bottom or the sidepiece of described cylindrical shell are provided with gun slot, described gun slot place is provided with gas spray gun (12), the sidewall of described cylindrical shell or the bottom of termination are respectively equipped with slag notch (6) and put copper mouth (11), and described in put copper mouth (11) and be positioned at the following of slag notch (6), it is characterized in that: described cylindrical shell top is provided with oxygen muzzle, described oxygen muzzle place is movably equipped with oxygen rifle (4).
2. the top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy according to claim 1, is characterized in that: the oxygen rifle (4) at described oxygen muzzle place is oxygen rifle moving up and down.
3. the top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy according to claim 1, is characterized in that: described cylindrical shell top is provided with visits material mouth (13).
4. the top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy according to claim 1, is characterized in that: described cylindrical shell top is provided with burner mouth (14).
5. the top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy according to claim 1, is characterized in that: described cylindrical shell is made up of the skin of steel and the internal layer of block refractory brick.
6. the top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy according to claim 1, is characterized in that: described outlet flue (3) place is provided with waste heat boiler.
CN201420822230.1U 2014-12-23 2014-12-23 A kind of top and bottom blowing copper stove for liquid Copper Matte Converting copper metallurgy CN204438744U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017070A (en) * 2016-06-20 2016-10-12 宜兴曜源科技发展有限公司 Top-bottom combined blowing furnace
CN106048252A (en) * 2016-07-27 2016-10-26 中国恩菲工程技术有限公司 Copper smelting equipment
CN106048253A (en) * 2016-07-27 2016-10-26 中国恩菲工程技术有限公司 Copper smelting equipment
CN107814361A (en) * 2017-09-30 2018-03-20 东营方圆有色金属有限公司 The processing recovery method and device of a kind of Waste Sulfuric Acid
CN108754175A (en) * 2018-06-27 2018-11-06 东营方圆有色金属有限公司 A kind of top bottom is compound to blow and fuse pond smelting technology and device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017070A (en) * 2016-06-20 2016-10-12 宜兴曜源科技发展有限公司 Top-bottom combined blowing furnace
CN106048252A (en) * 2016-07-27 2016-10-26 中国恩菲工程技术有限公司 Copper smelting equipment
CN106048253A (en) * 2016-07-27 2016-10-26 中国恩菲工程技术有限公司 Copper smelting equipment
CN107814361A (en) * 2017-09-30 2018-03-20 东营方圆有色金属有限公司 The processing recovery method and device of a kind of Waste Sulfuric Acid
CN108754175A (en) * 2018-06-27 2018-11-06 东营方圆有色金属有限公司 A kind of top bottom is compound to blow and fuse pond smelting technology and device

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