CN107022687A - A kind of Smelting magnesium segmented crystallization apparatus - Google Patents
A kind of Smelting magnesium segmented crystallization apparatus Download PDFInfo
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- CN107022687A CN107022687A CN201710389820.8A CN201710389820A CN107022687A CN 107022687 A CN107022687 A CN 107022687A CN 201710389820 A CN201710389820 A CN 201710389820A CN 107022687 A CN107022687 A CN 107022687A
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- crystallization cylinder
- crystallization
- cooling jacket
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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 retort, crystallization cylinder is coaxially installed with the top of retort, circumferentially surround crystallization cylinder and be coaxially provided with cooling jacket, water inlet pipe is provided with the bottom of cooling jacket, outlet pipe is provided with the top of cooling jacket, the internal diameter of the cooling jacket is more than the external diameter of crystallization cylinder, the crystallization cylinder is made up 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 temperatures are realized in crystallization cylinder and lower crystallization cylinder by iron, nickel, copper, potassium, the various metal impurities such as to receive and magnesium is crystallized out respectively.
Description
Technical field
The invention belongs to Smelting magnesium technical field, more particularly to a kind of Smelting magnesium segmented crystallization apparatus.
Background technology
In traditional ferrosilicon process Smelting magnesium technical process, water jacket typically is set in the crystallized region of crystallization cylinder, magnesium steam is in knot
The inwall of brilliant section congeals into Crystalline Magnesium.In magnesium-reduced raw material, at the same exist the iron beyond demagging, nickel, copper, potassium, receive etc. it is various
Metal impurities, the metal impurities of these influence magnesium purity are reduced out in the lump during reduction reaction with magnesium to coagulate in crystallized region
Inwall 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 reached the quality standard of commodity magnesium, the secondary purification and crystallization can add some refinings and melt
Agent, can increase production cost, while also resulting in money environmental pollution.
The content of the invention
It is an object of the invention to provide a kind of Smelting magnesium segmented crystallization apparatus, magnesium and other metal impurities are realized
Separate and collect, to reach that above-mentioned purpose is adopted the technical scheme that：
A kind of Smelting magnesium segmented crystallization apparatus, including retort, are coaxially installed with crystallization cylinder, circumferentially ring at the top of retort
Cooling jacket is coaxially provided with around crystallization cylinder, water inlet pipe is provided with the bottom of cooling jacket, water outlet is provided with the top of cooling jacket
Pipe, the internal diameter of the cooling jacket is more than the external diameter of crystallization cylinder, the crystallization cylinder from top to bottom in upper crystallization cylinder crystallization 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 is equal
Less than the height of middle crystallization cylinder, the heat radiation area between upper crystallization cylinder and lower crystallization cylinder and cooling jacket is respectively less than middle crystallization cylinder
Heat radiation area between cooling jacket.
It is preferred that, the bottom of the cooling jacket is located at the middle and upper part of lower crystallization cylinder.
It is preferred that, it is detachable solid between the upper crystallization cylinder and middle crystallization cylinder, between middle crystallization cylinder and lower crystallization cylinder
Fixed connection.
It is preferred that, the cooling jacket is made up 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 position of upper crystallization cylinder, and the position of middle cooling jacket is corresponding with the position of middle crystallization cylinder,
The position of lower cooling jacket is corresponding with the position of lower crystallization cylinder；And the height of upper cooling jacket is relative with the height of upper crystallization cylinder
Should, the height of middle cooling jacket is corresponding with the height of middle crystallization cylinder, the height of lower cooling jacket and the height phase of lower crystallization cylinder
Correspondence, water inlet pipe and outlet pipe are equipped with upper cooling jacket, middle cooling jacket and lower cooling jacket.
It is preferred that, it is equipped with upper crystallization cylinder and middle crystallization cylinder junction, middle crystallization cylinder and lower crystallization cylinder junction heat-insulated
Packing ring.
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, middle crystallization cylinder and it is lower crystallization cylinder and cooling jacket between different heat radiation areas setting, realize crystallize cylinder, in
Different crystallization temperatures are so as to by iron, nickel, copper, potassium, the various metal impurities such as receiving and magnesium is tied respectively in crystallization cylinder and lower crystallization cylinder
Crystalline substance comes out, wherein iron, nickel, copper crystallization it is lower crystallization cylinder inwall on, magnesium crystallization it is middle crystallization cylinder inwall on, potassium, receive crystallization upper
Crystallize on cylinder inwall；So as to substantially increase the purity of magnesium, production cost can be increased by solving original secondary purification, while also making
Into the problem of money environmental pollution.
Further, cooling jacket is set to upper cooling jacket and lower cooling jacket, so as to separately through in control
The temperature of cooling water and flow more targetedly control crystallization cylinder and lower crystallization respectively in cooling jacket and lower cooling jacket
Temperature in cylinder, further increases the purity of Crystalline Magnesium.
Brief description of the drawings
Fig. 1 is structural representation of the invention in embodiment 1；
Fig. 2 is structural representation of the invention in embodiment 2.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
Embodiment 1：
As shown in figure 1, the present invention includes retort 1, crystallization cylinder is coaxially installed with the top of retort 1, crystallization is circumferentially surrounded
Cylinder is coaxially provided with cooling jacket 4, and water inlet pipe 10 is provided with the bottom of cooling jacket 4, and outlet pipe is provided with the top of cooling jacket 4
9, the internal diameter of the cooling jacket is more than the external diameter of crystallization cylinder, and the crystallization cylinder is from top to bottom by upper crystallization cylinder 7, middle crystallization cylinder 5
Constituted with lower crystallization cylinder 3, the upper crystallization cylinder 7, middle crystallization cylinder 5 are connected with lower crystallization cylinder 3, upper crystallization cylinder 7 and middle crystallization cylinder 5
Between, it is middle crystallization cylinder 5 and it is lower crystallization cylinder 3 between be to be detachably fixed connection；The height of upper crystallization cylinder 7 and lower crystallization cylinder 3 is equal
Less than the height of middle crystallization cylinder 5, the heat radiation area between upper crystallization cylinder 7 and lower crystallization cylinder 3 and cooling jacket is respectively less than middle knot
Heat radiation area between brilliant 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, so as to reduce lower crystallization cylinder 3 and cooling jacket 4
Between heat radiation area, with increase it is lower crystallization cylinder 3 in crystallization temperature.
In the use of the present invention, the magnesium steam rising of the spherical reduction of raw material 2 output initially enters lower crystallization cylinder in retort 1
In 3, because the heat radiation area between lower crystallization cylinder 3 and cooling jacket 4 is smaller, temperature is higher so as 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 when temperature in middle crystallization cylinder 5 crystallizes for magnesium, so as to be congealed into the middle crystallization inwall of cylinder 5
The minimum potassium of temperature in Crystalline Magnesium 6, upper crystallization cylinder 7, receive crystallization when temperature, so as to congeal into potassium in the upper crystallization inwall of cylinder 7, receive
8.After terminating, crystallization cylinder 7, middle crystallization cylinder 5 and lower crystallization cylinder 3 are removed respectively, and to the magnesium 6 to crystallizing out, iron, nickel,
Copper metal impurity 11, potassium, receives and 8 handles respectively, so as to substantially increase the purity of magnesium.By crystallizing cylinder 7, middle crystallization cylinder in adjustment
Heat radiation area, the temperature of cooling water and flow between 5 and lower crystallization cylinder 3 and cooling jacket 4, are crystallized in cylinder 5 in control
Temperature is in the range of 300 DEG C ~ 600 DEG C, and the temperature in lower crystallization cylinder 3 is in the range of 600 DEG C ~ 1000 DEG C, to reach in upper crystallization
5 inwalls of cylinder crystallize out magnesium, tap a blast furnace in lower crystallization cylinder 3 inwall crystallization, nickel, copper, metal impurities 11, are crystallized out in upper crystallization cylinder 7
Potassium, receive 8 purpose.
Further, can also be in upper crystallization cylinder 7 and middle crystallization cylinder 5 junction, middle crystallization cylinder 5 and lower crystallization cylinder 3 junction
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 contrast difference of embodiment 1
Water jacket 12, middle cooling jacket 13 and lower cooling jacket 14 are constituted, and the position of upper cooling jacket 12 is relative with the position of upper crystallization cylinder 7
Should, the position of middle cooling jacket 13 is corresponding with the position of middle crystallization 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 height of upper crystallization cylinder 7, the height of middle cooling jacket 13 is with
Crystallize cylinder 5 height it is corresponding, the height of lower cooling jacket 14 with it is lower crystallize cylinder 3 height it is corresponding, upper cooling jacket 12,
Water inlet pipe and outlet pipe are equipped with middle cooling jacket 13 and lower cooling jacket 14.
So 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 of crystallization cylinder 7, middle crystallization cylinder 5 and lower crystallization cylinder 3, further raising respectively
The purity of Crystalline Magnesium 5.
The present embodiment not makees any formal limitation to shape, material, structure of the present invention etc., every according to this hair
Any simple modification, equivalent variations and modification that bright technical spirit is made to above example, belong to the technology of the present invention side
The protection domain of case.
Claims (5)
1. a kind of Smelting magnesium segmented crystallization apparatus, including retort, it is characterised in that knot is coaxially installed with the top of retort
Brilliant cylinder, circumferentially surrounds crystallization cylinder and is coaxially provided with cooling jacket, water inlet pipe is provided with the bottom of cooling jacket, in cooling jacket
Top is provided with outlet pipe, and the internal diameter of the cooling jacket is more than the external 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 with
The height of crystallization 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 between respectively less than middle crystallization cylinder and cooling jacket.
2. Smelting magnesium segmented crystallization apparatus according to claim 1, it is characterised 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, it is characterised in that the upper crystallization cylinder is with
Crystallize cylinder between, it is middle crystallization cylinder and lower crystallization cylinder between be to be detachably fixed connection.
4. Smelting magnesium segmented crystallization apparatus according to claim 1 or 2, it is characterised in that the cooling jacket is from upper
And under be made up of upper cooling jacket, middle cooling jacket and lower cooling jacket, the position of upper cooling jacket with it is upper crystallization cylinder position
Corresponding, the position of middle cooling jacket is corresponding with the position of middle crystallization cylinder, the position of lower cooling jacket and the position of lower crystallization cylinder
Put corresponding；And the height of upper cooling jacket is corresponding with the height of upper crystallization cylinder, the height of middle cooling jacket and middle crystallization cylinder
Height it is corresponding, the height of lower cooling jacket with it is lower crystallization cylinder height it is corresponding, upper cooling jacket, middle cooling jacket and
Water inlet pipe and outlet pipe are equipped with lower cooling jacket.
5. Smelting magnesium segmented crystallization apparatus according to claim 3, it is characterised 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710389820.8A CN107022687B (en) | 2017-05-27 | 2017-05-27 | A kind of Smelting magnesium segmented crystallization apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710389820.8A CN107022687B (en) | 2017-05-27 | 2017-05-27 | A kind of Smelting magnesium segmented crystallization apparatus |
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| Publication Number | Publication Date |
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| CN107022687A true CN107022687A (en) | 2017-08-08 |
| CN107022687B CN107022687B (en) | 2018-12-11 |
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| CN201710389820.8A Active CN107022687B (en) | 2017-05-27 | 2017-05-27 | A kind of Smelting magnesium segmented crystallization apparatus |
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Citations (6)
| 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 |
| KR20130075394A (en) * | 2011-12-27 | 2013-07-05 | 재단법인 포항산업과학연구원 | Device for manufacturing magnesium |
| CN203569167U (en) * | 2013-08-16 | 2014-04-30 | 魏国成 | High-efficiency energy-saving magnesium extraction equipment |
| 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 |
-
2017
- 2017-05-27 CN CN201710389820.8A patent/CN107022687B/en active Active
Patent Citations (6)
| 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 |
| KR20130075394A (en) * | 2011-12-27 | 2013-07-05 | 재단법인 포항산업과학연구원 | Device for manufacturing magnesium |
| CN203569167U (en) * | 2013-08-16 | 2014-04-30 | 魏国成 | High-efficiency energy-saving magnesium extraction equipment |
| 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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| CN107022687B (en) | 2018-12-11 |
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