CN107022687B - A kind of Smelting magnesium segmented crystallization apparatus - Google Patents
A kind of Smelting magnesium segmented crystallization apparatus Download PDFInfo
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- CN107022687B CN107022687B CN201710389820.8A CN201710389820A CN107022687B CN 107022687 B CN107022687 B CN 107022687B CN 201710389820 A CN201710389820 A CN 201710389820A CN 107022687 B CN107022687 B CN 107022687B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/20—Obtaining alkaline earth metals or magnesium
- C22B26/22—Obtaining magnesium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The invention discloses a kind of Smelting magnesium segmented crystallization apparatus, including reactor tank, crystallization cylinder is coaxially installed at the top of reactor tank, it circumferentially surrounds crystallization cylinder and is coaxially provided with cooling jacket, it is equipped with water inlet pipe in the bottom of cooling jacket, is equipped with outlet pipe at the top of cooling jacket, the internal diameter of the cooling jacket is greater than the outer diameter of crystallization cylinder, the crystallization cylinder is made of upper crystallization cylinder, middle crystallization cylinder and lower crystallization cylinder from top to bottom, and the upper crystallization cylinder, middle crystallization cylinder are connected with lower crystallization cylinder；The height of upper crystallization cylinder and lower crystallization cylinder is respectively less than the height of middle crystallization cylinder, and the heat radiation area between upper crystallization cylinder and lower crystallization cylinder and cooling jacket is respectively less than the heat radiation area between middle crystallization cylinder and cooling jacket；Different crystallization temperature is realized in crystallization cylinder and lower crystallization cylinder to by iron, nickel, copper, potassium, the various metal impurities such as receive and magnesium crystallizes out respectively.
Description
Technical field
The invention belongs to Smelting magnesium technical fields, more particularly to a kind of Smelting magnesium segmented crystallization apparatus.
Background technique
In traditional ferrosilicon process Smelting magnesium technical process, water jacket generally is set in the crystallized region of crystallization cylinder, magnesium steam is being tied
The inner wall of brilliant section congeals into Crystalline Magnesium.In magnesium-reduced raw material, exist simultaneously the iron other than demagging, nickel, copper, potassium, receive etc. it is various
Metal impurities, these metal impurities for influencing magnesium purity are reduced out together during reduction reaction with magnesium to coagulate in crystallized region
Inner wall on；Traditional processing method is that remelting, refining are carried out to the Crystalline Magnesium containing metal impurities, removes the gold in Crystalline Magnesium
Belong to impurity, and crystallize again, magnesium is made to reach the quality standard of commodity magnesium, the secondary purification and crystallization can add some refinings and melt
Agent will increase production cost, while also result in money environmental pollution.
Summary of the invention
The purpose of the present invention is to provide a kind of Smelting magnesium segmented crystallization apparatus, magnesium and other metal impurities are realized
It separates and collects, is adopted the technical scheme that in order to achieve the above objectives:
A kind of Smelting magnesium segmented crystallization apparatus, including reactor tank, are coaxially installed with crystallization cylinder, along week at the top of reactor tank
It is coaxially provided with cooling jacket to around crystallization cylinder, water inlet pipe is equipped in the bottom of cooling jacket, is equipped at the top of cooling jacket
Outlet pipe, the internal diameter of the cooling jacket are greater than the outer diameter of crystallization cylinder, and the crystallization cylinder in upper crystallization cylinder from top to bottom by crystallizing
Cylinder and lower crystallization cylinder composition, the upper crystallization cylinder, middle crystallization cylinder are connected with lower crystallization cylinder；The height of upper crystallization cylinder and lower crystallization cylinder
Degree is respectively less than the height of middle crystallization cylinder, and the heat radiation area between upper crystallization cylinder and lower crystallization cylinder and cooling jacket is respectively less than middle knot
Heat radiation area between brilliant cylinder and cooling jacket.
Preferably, the bottom of the cooling jacket is located at the middle and upper part of lower crystallization cylinder.
It preferably, is detachable solid between the upper crystallization cylinder and middle crystallization cylinder, between middle crystallization cylinder and lower crystallization cylinder
Fixed connection.
Preferably, the cooling jacket is made of upper cooling jacket, middle cooling jacket and lower cooling jacket from top to bottom, on
The position of cooling jacket is corresponding with the upper crystallization position of cylinder, and the position of middle cooling jacket is corresponding with the middle crystallization position of cylinder,
The position of lower cooling jacket is corresponding with the lower crystallization position of cylinder；And the height of upper cooling jacket is opposite with the upper crystallization height of cylinder
It answers, the height of middle cooling jacket is corresponding with the middle crystallization height of cylinder, the height phase of the height of lower cooling jacket and lower crystallization cylinder
It is corresponding, water inlet pipe and outlet pipe are equipped on upper cooling jacket, middle cooling jacket and lower cooling jacket.
Preferably, it is equipped in upper crystallization cylinder and middle crystallization cylinder junction, middle crystallization cylinder and lower crystallization cylinder junction heat-insulated
Washer.
The advantageous effect of present invention is that: pass through the setting of upper crystallization cylinder, middle crystallization cylinder and lower crystallization cylinder, Yi Jishang
Crystallize cylinder, it is middle crystallization cylinder and it is lower crystallization cylinder and cooling jacket between different heat radiation areas setting, realize crystallize cylinder, in
Different crystallization temperature is in crystallization cylinder and lower crystallization cylinder to by iron, nickel, copper, potassium, the various metal impurities such as receive and magnesium is tied respectively
Crystalline substance comes out, and wherein on lower crystallization cylinder inner wall, magnesium is crystallized on middle crystallization cylinder inner wall for iron, nickel, copper crystallization, and potassium receives crystallization upper
It crystallizes on cylinder inner wall；To substantially increase the purity of magnesium, solving original secondary purification will increase production cost, while also make
The problem of at money environmental pollution.
Further, upper cooling jacket and lower cooling jacket are set by cooling jacket, so as to separately through in control
The temperature of cooling water and flow more targetedly control crystallize cylinder and lower crystallization respectively in cooling jacket and lower cooling jacket
Temperature in cylinder, further improves the purity of Crystalline Magnesium.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention in embodiment 1；
Fig. 2 is structural schematic diagram of the invention in embodiment 2.
Specific embodiment
The present invention is further described with reference to the accompanying drawing.
Embodiment 1:
As shown in Figure 1, the present invention includes reactor tank 1, it is coaxially installed with crystallization cylinder at the top of reactor tank 1, circumferentially surrounds
Crystallization cylinder is coaxially provided with cooling jacket 4, is equipped with water inlet pipe 10 in the bottom of cooling jacket 4, is equipped at the top of cooling jacket 4
Water pipe 9, the internal diameter of the cooling jacket are greater than the outer diameter of crystallization cylinder, and the crystallization cylinder is from top to bottom by upper crystallization cylinder 7, middle crystallization
Cylinder 5 and lower crystallization cylinder 3 composition, the upper crystallization cylinder 7, middle crystallization cylinder 5 are connected with lower crystallization cylinder 3, upper crystallization cylinder 7 and middle crystallization
Between cylinder 5, between middle crystallization cylinder 5 and lower crystallization cylinder 3 be to be detachably fixed connection；The height of upper crystallization cylinder 7 and lower crystallization cylinder 3
During the height of crystallization cylinder 5 in respectively less than, upper crystallization cylinder 7 and the lower heat radiation area crystallized between cylinder 3 and cooling jacket are respectively less than
Crystallize the heat radiation area between cylinder 5 and cooling jacket.
The bottom of the cooling jacket 4 is located at the middle and upper part of lower crystallization cylinder 3, to reduce lower crystallization cylinder 3 and cooling jacket 4
Between heat radiation area, to increase the crystallization temperature in lower crystallization cylinder 3.
In the use of the present invention, the magnesium steam rising that spherical raw material 2 restores output in reactor tank 1 initially enters lower crystallization cylinder
In 3, since the heat radiation area between lower crystallization cylinder 3 and cooling jacket 4 is smaller, temperature is higher under in lower crystallization cylinder 3
The crystallization temperature iron higher than magnesium, nickel, copper metal impurity 11 are crystallized out first in crystallization cylinder 3；Between middle crystallization cylinder 5 and cooling jacket
Heat radiation area it is maximum, the temperature in middle crystallization cylinder 5 is temperature when magnesium crystallizes, to congeal into middle 5 inner wall of crystallization cylinder
Crystalline Magnesium 6, the minimum potassium of temperature in upper crystallization cylinder 7, receive crystallization when temperature, to congeal into potassium in upper 7 inner wall of crystallization cylinder, receive
8.After crystallization, remove crystallization cylinder 7, middle crystallization cylinder 5 and lower crystallization cylinder 3 respectively, and to the magnesium 6 crystallized out, iron, nickel,
Copper metal impurity 11, potassium are received and 8 are handled respectively, to substantially increase the purity of magnesium.By adjusting upper crystallization cylinder 7, middle crystallization cylinder
The temperature and flow of heat radiation area, cooling water between 5 and lower crystallization cylinder 3 and cooling jacket 4, crystallize in cylinder 5 in control
Temperature is within the scope of 300 DEG C ~ 600 DEG C, and the temperature in lower crystallization cylinder 3 is within the scope of 600 DEG C ~ 1000 DEG C, to reach in upper crystallization
5 inner walls of cylinder crystallize out magnesium, crystallize tapping, nickel, copper, metal impurities 11 in lower 3 inner wall of crystallization cylinder, crystallize out in upper crystallization cylinder 7
Potassium, receive 8 purpose.
It further, can also be in upper crystallization cylinder 7 and middle 5 junction of crystallization cylinder, middle crystallization cylinder 5 and lower 3 junction of crystallization cylinder
Heat insulating washer is equipped with to reduce the heat transfer between it.
Embodiment 2: as shown in Fig. 2, being that the cooling jacket is from top to bottom by upper cooling with the comparison difference of embodiment 1
Water jacket 12, middle cooling jacket 13 and lower cooling jacket 14 composition, the position of upper cooling jacket 12 are opposite with the upper crystallization position of cylinder 7
It answers, the position of middle cooling jacket 13 is corresponding with the middle crystallization position of cylinder 5, the position of lower cooling jacket 14 and lower crystallization cylinder 3
Position is corresponding；And the height of upper cooling jacket 12 is corresponding with the upper crystallization height of cylinder 7, the height of middle cooling jacket 13 is in
Crystallize cylinder 5 height it is corresponding, the height of lower cooling jacket 14 is corresponding with the lower crystallization height of cylinder 3, upper cooling jacket 12,
Water inlet pipe and outlet pipe are equipped on middle cooling jacket 13 and lower cooling jacket 14.
It in this way can be separately through cooling water in the upper cooling jacket 12 of control, middle cooling jacket 13 and lower cooling jacket 14
Temperature and flow more targetedly control the temperature for crystallizing cylinder 7, middle crystallization cylinder 5 and lower crystallization cylinder 3 respectively, further increase
The purity of Crystalline Magnesium 5.
The present embodiment not makes any form of restriction shape of the invention, material, structure etc., all according to this hair
Bright technical spirit any simple modification, equivalent change and modification to the above embodiments, belong to the technology of the present invention side
The protection scope of case.
Claims (5)
1. a kind of Smelting magnesium segmented crystallization apparatus, including reactor tank, which is characterized in that be coaxially installed with knot at the top of reactor tank
Brilliant cylinder, circumferentially surrounds crystallization cylinder and is coaxially provided with cooling jacket, water inlet pipe is equipped in the bottom of cooling jacket, in cooling jacket
Top is equipped with outlet pipe, and the internal diameter of the cooling jacket is greater than the outer diameter of crystallization cylinder, and the crystallization cylinder is from top to bottom by upper crystallization
Cylinder, middle crystallization cylinder and lower crystallization cylinder composition, the upper crystallization cylinder, middle crystallization cylinder are connected with lower crystallization cylinder；Upper crystallization cylinder is under
The height for crystallizing cylinder is respectively less than the height of middle crystallization cylinder, the heat radiation area between upper crystallization cylinder and lower crystallization cylinder and cooling jacket
Heat radiation area in respectively less than between crystallization cylinder and cooling jacket.
2. Smelting magnesium segmented crystallization apparatus according to claim 1, which is characterized in that the bottom position of the cooling jacket
In the middle and upper part of lower crystallization cylinder.
3. Smelting magnesium segmented crystallization apparatus according to claim 1 or 2, which is characterized in that the upper crystallization cylinder is in
It crystallizes between cylinder, between middle crystallization cylinder and lower crystallization cylinder be to be detachably fixed connection.
4. Smelting magnesium segmented crystallization apparatus according to claim 1 or 2, which is characterized in that the cooling jacket is from upper
It is made of under and upper cooling jacket, middle cooling jacket and lower cooling jacket, the position of the position of upper cooling jacket and upper crystallization cylinder
Corresponding, the position of middle cooling jacket is corresponding with the middle crystallization position of cylinder, the position of the position of lower cooling jacket and lower crystallization cylinder
It sets corresponding；And the height of upper cooling jacket is corresponding with the upper crystallization height of cylinder, the height of middle cooling jacket and middle crystallization cylinder
Height it is corresponding, the height of lower cooling jacket is corresponding with the lower crystallization height of cylinder, upper cooling jacket, middle cooling jacket and
Water inlet pipe and outlet pipe are equipped on lower cooling jacket.
5. Smelting magnesium segmented crystallization apparatus according to claim 3, which is characterized in that in upper crystallization cylinder and middle crystallization cylinder
Junction, middle crystallization cylinder and lower crystallization cylinder junction are equipped with heat insulating washer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710389820.8A CN107022687B (en) | 2017-05-27 | 2017-05-27 | A kind of Smelting magnesium segmented crystallization apparatus |
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| CN201710389820.8A CN107022687B (en) | 2017-05-27 | 2017-05-27 | A kind of Smelting magnesium segmented crystallization apparatus |
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| CN107022687A CN107022687A (en) | 2017-08-08 |
| CN107022687B true CN107022687B (en) | 2018-12-11 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204474736U (en) * | 2015-03-07 | 2015-07-15 | 浙江正达模具有限公司 | A kind of acceleration condensation crystallizer |
| CN205635731U (en) * | 2016-06-02 | 2016-10-12 | 乐山凯亚达光电科技有限公司 | Concise purification device of high simple metal |
| CN206736332U (en) * | 2017-05-27 | 2017-12-12 | 郑州大学 | A kind of Smelting magnesium segmented crystallization apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0734146A (en) * | 1993-07-19 | 1995-02-03 | Mitsui Mining & Smelting Co Ltd | Evaporation refining device and evaporation refining method for cadmium-containing low melting metal |
| KR101760486B1 (en) * | 2011-12-27 | 2017-07-24 | 재단법인 포항산업과학연구원 | Device for manufacturing magnesium |
| CN203569167U (en) * | 2013-08-16 | 2014-04-30 | 魏国成 | High-efficiency energy-saving magnesium extraction equipment |
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2017
- 2017-05-27 CN CN201710389820.8A patent/CN107022687B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204474736U (en) * | 2015-03-07 | 2015-07-15 | 浙江正达模具有限公司 | A kind of acceleration condensation crystallizer |
| CN205635731U (en) * | 2016-06-02 | 2016-10-12 | 乐山凯亚达光电科技有限公司 | Concise purification device of high simple metal |
| CN206736332U (en) * | 2017-05-27 | 2017-12-12 | 郑州大学 | A kind of Smelting magnesium segmented crystallization apparatus |
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