CN109022643A - A kind of method of slag iron separation in perrin process ferrotungsten fusion process - Google Patents
A kind of method of slag iron separation in perrin process ferrotungsten fusion process Download PDFInfo
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- CN109022643A CN109022643A CN201810904481.7A CN201810904481A CN109022643A CN 109022643 A CN109022643 A CN 109022643A CN 201810904481 A CN201810904481 A CN 201810904481A CN 109022643 A CN109022643 A CN 109022643A
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- China
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- ferrotungsten
- slag
- iron
- ingot iron
- ingot
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of methods of slag iron separation in perrin process ferrotungsten fusion process, the following steps are included: 1) in up-small and down-big cylinder furnace igniting, natural cooling 2h, taking-up boiler clothing press from both sides out ingot iron to ferrotungsten after reaction, the top of the slag is downward, and ferrotungsten is put into hanging basket upwardly；2) the lifting pier support of hanging basket stainless steel is put into the dilute sulfuric acid pond of 0.05-0.25mol/L H2SO4, reconciles lifting pier, liquid level is allowed not have at ingot iron and residue line of demarcation completely, slag blanket is waited voluntarily to burst into fragment；3) it proposes hanging basket, directly pours out slag fragment after picking ferrotungsten cake.The present invention uses new water-cooling pattern, promotes the abundant fragmentation of residue, and ferrotungsten still keeps discus shape, so that the two is more rapidly performed by separation, separating effect is significant.
Description
Technical field
The present invention relates to the separation method of slag and ferro-tungsten after ferrotungsten reduction, in particular to a kind of perrin process ferrotungsten meltings
The method of slag iron separation in the process.
Background technique
Currently, a small amount of residue can be generated in ferrotungsten fusion process, it is difficult to separate with ferrotungsten, in the prior art not
Particularly preferred separator, many enterprises still use ancient method, directly with magnet suction or by manually being sorted, though
It can so achieve the effect that separation, but labor intensity is bigger, efficiency is also relatively low, and Some Enterprises also use the mode of water cooling
It is separated, but the two broken simultaneously can be held, separating effect is poor.
Summary of the invention
To solve the problems, such as above-mentioned background technique, the purpose of the present invention is to provide a kind of perrin process ferrotungsten meltings
The method of slag iron separation in the process promotes the abundant fragmentation of residue using new water-cooling pattern, and ferrotungsten still keeps discus shape, makes
The two is more rapidly performed by separation, and separating effect is significant.
In order to achieve the above objectives, technical scheme is as follows:
A kind of method of slag iron separation in perrin process ferrotungsten fusion process, comprising the following steps:
1) in up-small and down-big cylinder furnace igniting, natural cooling 2h, taking-up boiler clothing press from both sides out ingot iron to ferrotungsten after reaction,
The top of the slag is downward, and ferrotungsten is put into hanging basket upwardly；
2) the lifting pier support of hanging basket stainless steel is put into the dilute sulfuric acid pond of 0.05-0.25mol/L H2SO4, reconciles and rises
Pier is dropped, liquid level is allowed not have at ingot iron and residue line of demarcation completely, slag blanket is waited voluntarily to burst into fragment；
3) it proposes hanging basket, directly pours out slag fragment after picking ferrotungsten cake.
Preferably, ingot iron is pressed from both sides out by soaking pit crane in the step 1), and be transferred at tipper, then with overturning
Machine clamps rapidly ingot iron, and inverts 180 °, realizes the up big and down small overturning of ingot iron, then with soaking pit crane slings ingot iron and be put into and hang
In basket, size dimension and the ingot iron of the hanging basket match.
Preferably, there are two the movable lids being oppositely arranged for the hanging basket setting, and six faces outside of the hanging basket is
Hanging ring is installed.
Preferably, clamping plate is provided on the tipper, length is wider than 1/2 sectional dimension of ingot iron, and clamping plate is clipped in iron
The position of ingot half, the tipper clamp ingot iron by elevating lever coarse adjustment, clamping plate fine tuning, and the swingle of tipper is turned
It is dynamic, realize 180 ° of tipper overturnings.
Preferably, the overturning motor spindle is provided with wheel, can move freely.
Preferably, the step 2) can also be by establishing diluted acid conditioning tank and using the liquid level of pump control diluted acid cooling bay
Height substitutes, and slag blanket is waited voluntarily to burst into fragment.
Preferably, the liquid level of the dilute sulfuric acid did not had the 0.1-1cm of ingot iron and slag line of demarcation.
Preferably, integrally wrapped up outside the lifting pier using fluorubber, when lifting pier rises or falls, fluorubber draw therewith or
Contracting；Silicon carbide refractory brick is equipped at the top of the fluorubber；The silicon carbide brick surface is coated with refractory inorganic paint.
Preferably, the tipper can be by holding formula fork truck substitution with fork truck paper roll clip, and described to hold formula fork truck straight
It connects and clamps 180 ° of ingot iron overturning, realize the up big and down small overturning of ingot iron.
Preferably, the fork truck paper roll clip is made using 310S stainless steel, and in one side, the side of paper roll clip connects one piece
310S stainless steel grid hollowed-out board, the side of other side paper roll clip are welded with three pillars, as that can connect when ingot iron, which is overturn, to be ruptured
Firmly ingot iron, opens a gap among the grid hollowed-out board, and when shim ingot, 310S stainless steel plate will be above.
Through the above technical solutions, in a kind of perrin process ferrotungsten fusion process provided by the invention slag iron separation method,
Using new water-cooling pattern, promote the abundant fragmentation of residue, and ferrotungsten still keeps discus shape, both makes more to be rapidly performed by point
From separating effect is significant.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below.
Embodiment one:
The method of slag iron separation in a kind of perrin process ferrotungsten fusion process provided by the invention, comprising the following steps:
1) in up-small and down-big cylinder furnace igniting, natural cooling 2h, taking-up boiler clothing press from both sides out ingot iron to ferrotungsten after reaction,
The top of the slag is downward, and ferrotungsten is put into hanging basket upwardly；Ingot iron is pressed from both sides out by soaking pit crane, and is transferred at tipper, is then used
Tipper clamps rapidly ingot iron, and inverts 180 °, realizes the up big and down small overturning of ingot iron, then sling ingot iron with soaking pit crane and put
Enter in hanging basket, size dimension and the ingot iron of the hanging basket match, hanging basket cannot too big and ingot iron size it is similar, it is described
There are two the movable lids being oppositely arranged for hanging basket setting, rather than on adjacent face, on the outside of six faces of the hanging basket
Hanging ring is installed, clamps hanging ring using soaking pit crane, principle turns over can be achieved with the reversing of ingot iron top and bottom, the overturning twice
Be provided with clamping plate on machine, length is wider than 1/2 sectional dimension of ingot iron, and clamping plate is clipped in the position of ingot iron half, reserve position to
It is subsequent to sling ingot iron with soaking pit crane；The tipper clamps ingot iron, the rotation of tipper by elevating lever coarse adjustment, clamping plate fine tuning
Bull stick is rotated, and realizes 180 ° of tipper overturnings, and the overturning motor spindle is provided with wheel, can move freely；
2) the lifting pier support of hanging basket stainless steel is put into the dilute sulfuric acid pond of 0.05-0.25mol/L H2SO4, reconciles and rises
Pier is dropped, liquid level is allowed not have at ingot iron and residue line of demarcation completely, slag blanket is waited voluntarily to burst into fragment, and ferrotungsten cake is not broken substantially
It splits；
3) it proposes hanging basket, directly pours out slag fragment after picking ferrotungsten cake.
Integrally wrapped up outside the lifting pier using fluorubber, fluorubber elasticity is high, when lifting pier rises or falls, fluorubber with
Drawing or contracting；Because of fluorubber non-refractory, (position contacted with basket) is equipped with silicon carbide fire resisting at the top of the fluorubber
Brick；Acid corrosion-resistant, the silicon carbide brick surface are not coated with refractory inorganic paint to silicon carbide brick.
Embodiment two:
The method of slag iron separation in a kind of perrin process ferrotungsten fusion process provided by the invention, with one difference of embodiment
It is, the step 2) can also pump the height of liquid level substitution for controlling diluted acid cooling bay by establishing diluted acid conditioning tank and using,
Slag blanket is waited voluntarily to burst into fragment, the liquid level of the dilute sulfuric acid did not had the 0.1-1cm of ingot iron and slag line of demarcation.
Embodiment three:
The method of slag iron separation in a kind of perrin process ferrotungsten fusion process provided by the invention, with one difference of embodiment
It is, the tipper can be by holding formula fork truck substitution with fork truck paper roll clip, and the formula fork truck that holds directly clamps ingot iron
The up big and down small overturning of ingot iron is realized in 180 ° of overturning, and the fork truck paper roll clip is made using 310S stainless steel, in one side paper roll clip
Side connect one piece of 310S stainless steel grid hollowed-out board, grid hollow out is for good observation；It welds the side of other side paper roll clip
There are three pillars, pillar fishplate bar, the high about 1-2cm of pillar will not influence clip folding, as that can catch when ingot iron, which is overturn, to be ruptured
Ingot iron opens a gap, wide about 3cm among the grid hollowed-out board, and gap is the chain sling or clamp in order to cross soaking pit crane,
When shim ingot, 310S stainless steel plate can just will catch the ingot iron of rupture above in this way.
The method of slag iron separation in a kind of perrin process ferrotungsten fusion process disclosed by the invention, using new water-cooling pattern,
Promote the abundant fragmentation of residue, and ferrotungsten still keeps discus shape, and the two is made more to be rapidly performed by separation, separating effect is significant.This
Invention also uses the cooling principle of dilute sulfuric acid, and sulfuric acid can be reacted with residue, accelerates the rupture of slag, dilute sulfuric acid only floods slag
Layer, can keep ferrotungsten cake not rupture substantially.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of method of slag iron separation in perrin process ferrotungsten fusion process, which comprises the following steps:
1) in up-small and down-big cylinder furnace igniting, natural cooling 2h, taking-up boiler clothing press from both sides out ingot iron, the top of the slag ferrotungsten after reaction
Downwards, ferrotungsten is put into hanging basket upwardly；
2) the lifting pier support of hanging basket stainless steel is put into the dilute sulfuric acid pond of 0.05-0.25mol/L H2SO4, reconciles lifting
Pier allows liquid level not have at ingot iron and residue line of demarcation completely, and slag blanket is waited voluntarily to burst into fragment；
3) it proposes hanging basket, directly pours out slag fragment after picking ferrotungsten cake.
2. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 1, which is characterized in that institute
It states in step 1) and ingot iron is pressed from both sides out by soaking pit crane, and be transferred at tipper, then clamp ingot iron rapidly with tipper, and
180 ° of reversion realizes the up big and down small overturning of ingot iron, then slings ingot iron with soaking pit crane and be put into hanging basket, the hanging basket it is big
Small size matches with ingot iron.
3. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 2, which is characterized in that institute
Hanging basket setting is stated there are two the movable lid being oppositely arranged, six faces outside of the hanging basket is mounted on hanging ring.
4. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 2, which is characterized in that institute
It states and is provided with clamping plate on tipper, length is wider than 1/2 sectional dimension of ingot iron, and clamping plate is clipped in the position of ingot iron half, described
Tipper clamps ingot iron by elevating lever coarse adjustment, clamping plate fine tuning, and the swingle of tipper is rotated, and realizes 180 ° of tipper and turns over
Turn.
5. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 4, which is characterized in that institute
It states overturning motor spindle and is provided with wheel, can move freely.
6. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 1, which is characterized in that institute
Stating step 2) can also be by establishing diluted acid conditioning tank and being substituted using the height of liquid level of pump control diluted acid cooling bay, waiting slag blanket
Voluntarily burst into fragment.
7. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 1, which is characterized in that institute
The liquid level for stating dilute sulfuric acid did not had the 0.1-1cm of ingot iron and slag line of demarcation.
8. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 1, which is characterized in that institute
It states and is integrally wrapped up outside lifting pier using fluorubber, when lifting pier rises or falls, fluorubber draws or contracts therewith；At the top of the fluorubber
It is equipped with silicon carbide refractory brick；The silicon carbide brick surface is coated with refractory inorganic paint.
9. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 2, which is characterized in that institute
Stating tipper can be by holding formula fork truck substitution with fork truck paper roll clip, and the formula fork truck that holds directly clamps ingot iron overturning
180 °, realize the up big and down small overturning of ingot iron.
10. the method for slag iron separation in a kind of perrin process ferrotungsten fusion process according to claim 9, which is characterized in that
The fork truck paper roll clip is made using 310S stainless steel, and in one side, the side of paper roll clip connects one piece of 310S stainless steel grid hollow out
Plate, the side of other side paper roll clip are welded with three pillars, as that can catch ingot iron, the grid hollow out when ingot iron, which is overturn, to be ruptured
Open a gap among plate, when shim ingot, 310S stainless steel plate will be above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904481.7A CN109022643B (en) | 2018-08-09 | 2018-08-09 | Method for separating slag and iron in ferrotungsten smelting process by external furnace method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904481.7A CN109022643B (en) | 2018-08-09 | 2018-08-09 | Method for separating slag and iron in ferrotungsten smelting process by external furnace method |
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| Publication Number | Publication Date |
|---|---|
| CN109022643A true CN109022643A (en) | 2018-12-18 |
| CN109022643B CN109022643B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810904481.7A Expired - Fee Related CN109022643B (en) | 2018-08-09 | 2018-08-09 | Method for separating slag and iron in ferrotungsten smelting process by external furnace method |
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Citations (7)
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|---|---|---|---|---|
| CN101270399A (en) * | 2008-04-30 | 2008-09-24 | 武汉科技大学 | Method for producing metallic iron grain with iron containing waste slag dust |
| CN104046800A (en) * | 2014-07-11 | 2014-09-17 | 谭春波 | Process of extracting white tungsten concentrate from tungstenic iron ores or tungstenic waste residues |
| CN104046782A (en) * | 2014-07-02 | 2014-09-17 | 李海波 | Method for recycling industrial waste material containing tungsten and iron and low-grade refractory ferberite |
| CN105460981A (en) * | 2015-12-24 | 2016-04-06 | 湖南力天钨业股份有限公司 | Method for preparing tungsten carbide and cobalt chloride by tungsten-containing waste |
| CN106854707A (en) * | 2016-12-02 | 2017-06-16 | 陕西友力实业有限公司 | A kind of method that heating using microwave produces ferro-tungsten |
| KR101765465B1 (en) * | 2017-03-17 | 2017-08-08 | 주식회사 볼텍코리아 | Manufacturing method of ferro-tungsten |
| CN107099718A (en) * | 2017-06-13 | 2017-08-29 | 东北大学 | The method for preparing ferro-tungsten with wash heat refining is reduced based on aluminothermy self- propagating gradient |
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2018
- 2018-08-09 CN CN201810904481.7A patent/CN109022643B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101270399A (en) * | 2008-04-30 | 2008-09-24 | 武汉科技大学 | Method for producing metallic iron grain with iron containing waste slag dust |
| CN104046782A (en) * | 2014-07-02 | 2014-09-17 | 李海波 | Method for recycling industrial waste material containing tungsten and iron and low-grade refractory ferberite |
| CN104046800A (en) * | 2014-07-11 | 2014-09-17 | 谭春波 | Process of extracting white tungsten concentrate from tungstenic iron ores or tungstenic waste residues |
| CN105460981A (en) * | 2015-12-24 | 2016-04-06 | 湖南力天钨业股份有限公司 | Method for preparing tungsten carbide and cobalt chloride by tungsten-containing waste |
| CN106854707A (en) * | 2016-12-02 | 2017-06-16 | 陕西友力实业有限公司 | A kind of method that heating using microwave produces ferro-tungsten |
| KR101765465B1 (en) * | 2017-03-17 | 2017-08-08 | 주식회사 볼텍코리아 | Manufacturing method of ferro-tungsten |
| CN107099718A (en) * | 2017-06-13 | 2017-08-29 | 东北大学 | The method for preparing ferro-tungsten with wash heat refining is reduced based on aluminothermy self- propagating gradient |
Non-Patent Citations (1)
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| 梁景晟等: "用硫酸渣生产铁金属化团块的研究", 《矿产综合利用》 * |
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Granted publication date: 20200623 |