CN101177737B - Metal vacuum smelting fluent metal collecting method and apparatus - Google Patents
Metal vacuum smelting fluent metal collecting method and apparatus Download PDFInfo
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- CN101177737B CN101177737B CN2006102010821A CN200610201082A CN101177737B CN 101177737 B CN101177737 B CN 101177737B CN 2006102010821 A CN2006102010821 A CN 2006102010821A CN 200610201082 A CN200610201082 A CN 200610201082A CN 101177737 B CN101177737 B CN 101177737B
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Abstract
The invention discloses a metal vacuum smelting liquid metal collecting method, which is characterized in that: raw materials are fed into one or more than one reduction tanks slant set inside a reduction furnace so as to be carried out a high-temperature reduction reaction, and then metal steam is generated in the reduction tank after the high-temperature reduction reaction and is than fed into a liquid metal collector through a metal steam vacuum pipeline which is connected laterally above the reduction tank; the temperature of the liquid metal collector is controlled to lead the metal steam to be changed into liquid metal from gaseous metal, and the liquid metal is collected by a liquid metal collecting box through a connecting hose which is arranged between the liquid metal collector and the liquid metal collecting box. The invention realizes the aim of collecting the liquid metal with low cost devices, and not only improves the yield of the products, but also reduces the content of oxide or impurities in metals, improves the production quality, reduces the energy consumption, decreases the production labor intensity of workers and reduces the production cost. The collected liquid metal is unnecessary to be melted for the second time during metal smelting or alloy making, and the metal loss can be reduced.
Description
Technical field
The present invention relates to the collection method and the device of reducing metal in a kind of Metal smelting, particularly relate to a kind of metal vacuum smelting fluent metal collecting method and device.
Background technology
In the smelting of metal vacuum reduction method is produced, need to send into and carry out the high temperature reduction reaction in the reduction jar through the reduction material that the batching suppression process is produced, the metallic vapor that reaction produces through high temperature reduction has two kinds of collection methods.A kind of is the solid metal collecting method, the metal that this method is collected is a solid metal, on the crystallizer of reduction jar, refrigerating unit is set, through the metallic vapor that the high temperature reduction reaction produces, condensation on the crystallizer of reduction jar condenses into solid metal, this solid metal collecting method, have characteristics with low cost, features simple structure, but power consumption is bigger, single jar output is not high, solid metal oxide content is higher, need secondary fusion when refining of metal and making alloy, the metal consume is big.Also having a kind of is the liquid metal collecting method, this method normally adopts on continuous or semicontinuous electrical heating method, when carrying out reduction reaction, in the pipeline that metallic vapor flows out cooling section is set, make its temperature just in time reach the liquefaction temperature of metal, and the metal of liquid state is taken away with proper device.The metal vacuum smelting of this method generally adopts reduction kettle, and the raw material charge amount is often bigger, can make the mode of production of continuously feeding and discharging, and output is big, but this method and technology and complex structure are made and the production cost height.Vacuum melting and reducing tank mostly adopts horizontal positioned at present.In general, same opening is adopted in the reduction jar charging and discharging of horizontal positioned.
Summary of the invention
The objective of the invention is to, a kind of metal vacuum smelting fluent metal collecting method and device are provided.With the purpose that low-cost apparatus realize to be collected liquid metal, when improving output, can also reduce the content of oxide compound in the metal or impurity, improve the quality of products, cut down the consumption of energy, reduce workman's productive labor intensity, reduce production cost.The liquid metal of collecting does not need secondary fusion when refining of metal or making alloy, can reduce the loss of metal.
Technical scheme of the present invention: a kind of metal vacuum smelting fluent metal collecting method, it is characterized in that: the material that will reduce is packed into to tilt to be placed in one or more interior reduction jars of reduction furnace and is carried out the high temperature reduction reaction, the metallic vapor that after the high temperature reduction reaction, produces in the reduction jar, import the liquid metal collector by the metallic vapor vacuum pipe that is connected reduction jar side top, the temperature of control liquid metal collector makes metallic vapor by gaseous metal liquefy metal, and liquid metal is collected by the liquid metal collection box with the flexible pipe that is connected between the liquid metal collection box by being located at the liquid metal collector.
In the above-mentioned metal vacuum smelting fluent metal collecting method, described liquid metal collector and liquid metal collection box internal temperature are controlled between 650-700 ℃.
The collection device that metal vacuum smelting fluent metal collecting method is used, this device comprise reduction furnace 1 and reduction jar 2, are provided with one or more in the reduction furnace 1 and are obliquely installed and spaced reduction jar 2; Reduction jar 2 downward ends are provided with slag-drip opening 3, and reduction jar 2 ends that make progress are provided with charging bole 4; Side at reduction furnace 1 outside reduction jar 2 charging boles 4 is provided with metallic vapor vacuum pipe 5, metallic vapor vacuum pipe 5 one ends connect forvacuum pipe 22 through forvacuum valve 21, metallic vapor vacuum pipe 5 sides are connected with reduction jar 2 a sides top through short tube 6, and metallic vapor vacuum pipe 5 the other ends are connected with liquid metal collector 7; Liquid metal collector 7 the other ends are connected with solid metal collector 11, and are connected with liquid metal collection box 10 through flexible pipe 9; The other end of solid metal collector 11 is connected valve tube 15 through tracheae 12 with vacuum valve 13, and the other end of solid metal collector 11 also is connected compression gas pipe 16 through tracheae 12 with compressed gas valve 14.
In the above-mentioned liquid-state metal of metal vacuum smelting collection device, be provided with circular arc transition 8 in the junction of liquid metal collector 7, solid metal collector 11 and metal hydraulic quick coupler 18, the below of circular arc transition 8 is provided with supporting tube 20.
In the aforesaid liquid-state metal of metal vacuum smelting collection device, the end that solid metal collector 11 is connected with circular arc transition 8 is lower than the other end, is 3～10 ° and is obliquely installed.
In the aforesaid liquid-state metal of metal vacuum smelting collection device, solid metal collector 11 outsides are provided with water cooling plant.
In the aforesaid liquid-state metal of metal vacuum smelting collection device, metallic vapor vacuum pipe 5 sides are located to be connected for 30～60 ° with reduction jar 2 a sides top through short tube 6.
In the aforesaid liquid-state metal of metal vacuum smelting collection device, being connected between liquid metal collector 7 and liquid metal collection box 10 is provided with metal hydraulic quick coupler 18 on the flexible pipe 9, and liquid metal collection box 10 is provided with liquid metal and collects valve 19.
In the aforesaid liquid-state metal of metal vacuum smelting collection device, metallic vapor vacuum pipe 5 is provided with the fixedly gusset 17 that is used to support reduction jar 2.
Compared with prior art, the purpose that the present invention realize to collect liquid metal with low-cost apparatus can also reduce the content of oxide compound in the metal or impurity when improving output, improve the quality of products, cut down the consumption of energy, reduce workman's productive labor intensity, reduce production cost.The liquid metal of collecting does not need secondary fusion when refining of metal or making alloy, therefore reduced the loss of metal.Because the present invention adopts a plurality of reduction jars to carry out reduction reaction simultaneously in reduction furnace, collects the utilization ratio that liquid metal can improve heat simultaneously, makes the intravital heat utilization efficiency of kiln improve more than 2 times.It is big to the invention solves in the prior art thermal waste, and fuel consumption is many, the problem that the metal output capacity is low.
Description of drawings
Accompanying drawing 1 is a structural representation of the present invention;
Accompanying drawing 2 is front views of Fig. 1;
Accompanying drawing 3 is side-views of Fig. 1.
Sign flag in the accompanying drawing is: 1-reduction furnace, 2-reduce jar, 3-slag-drip opening, 4-charging bole, 5-metallic vapor vacuum pipe, 6-short tube, 7-liquid metal collector, the transition of 8-circular arc, the 9-flexible pipe, 10-liquid metal collection box, 11-solid metal collector, 12-tracheae, the 13-vacuum valve, 14-compressed gas valve, 15-valve tube, 16-compression gas pipe, 17-is gusset fixedly, 18-metal hydraulic quick coupler, and the 19-liquid metal is collected valve, the 20-supporting tube, 21-forvacuum valve, 22-forvacuum pipe.
Embodiment
Embodiment.A kind of metal vacuum smelting fluent metal collecting method and device as Fig. 1, Fig. 2, shown in Figure 3, are characterized in: the present invention adopts fuel such as coal gas or coal water slurry in reduction furnace 1 reduction jar 2 to be heated.The reduction material is packed into and is tilted to be placed on one or more and be and carry out high temperature reduction in the spaced reduction of multiple lines and multiple rows jars 2 and react.The metallic vapor that after the high temperature reduction reaction, produces in the reduction jar 2, import liquid metal collectors 7 by being located at the metallic vapor vacuum pipe 5 that reduction furnace is positioned at reduction jar left side or right side outward, the temperature of control liquid metal collector 7 is between 650～700 °, make metallic vapor by gaseous metal liquefy metal, liquid metal is collected by liquid metal collection box 10 by the flexible pipe 9 that is located between liquid metal collector 7 and the liquid metal collection box 10, and Ye Hua little metal steam is not collected by the solid metal collector 11 that is connected with liquid metal collector 7.
Metallic vapor vacuum pipe 5 also can adopt the pipe that makes progress away, collects liquid metal on the top of reduction furnace 1.
A kind of liquid-state metal of metal vacuum smelting collection device, as Fig. 1, Fig. 2, shown in Figure 3, jar 2 bodies of wall by reduction furnace 1 both sides that reduce support to tilt to be placed in the reduction furnace 1, and the two ends of reduction jar 2 are in outside the reduction furnace 1, the upper end is a charging bole 4, and the lower end is a slag-drip opening 3.Reduction jar 2 interior metallic vapors that produce flow to liquid metal collector 7 by metallic vapor vacuum pipe 5, temperature by control liquid metal collector 7 is between 650～700 °, make metallic vapor liquefaction, the liquid metal after the liquefaction flows to liquid metal collection box 10.The upper end of metallic vapor vacuum pipe 5 connects forvacuum pipes 22 through forvacuum valve 21, is communicated with short tube 6 between above the side of metallic vapor vacuum pipe 5 sides and reduction jars 2, and the angle of short tube 6 and horizontal direction is preferably between 30～60 °.Diameter is positioned at metallic vapor vacuum pipe 5 below bottom reduction jar 2 connecting portions greater than the liquid metal collector 7 of metallic vapor vacuum pipe 5, liquid metal collector 7 inside are provided with dividing plate (not drawing) can reduce the metallic vapor flow velocity, increase the probability of metallic vapor liquefaction, the bottom of liquid metal collector 7 becomes thinner, be connected with liquid metal collection box 10 by connecting flexible pipe 9, the connection portion is provided with metal hydraulic quick coupler 18, can disconnect being connected of liquid metal collector 7 and liquid metal collection box 10 thus, so that change liquid metal collection box 10.The liquid metal that the other end of flexible pipe connects on the liquid metal collection box 10 is collected valve 19, smelting when finishing, closes liquid metal earlier and collects valve 19, disconnects and being connected of liquid metal collector 7 again.Liquid metal collector 7, solid metal collector 11 and be connected the part that flexible pipe 9 three pipe is communicated with and adopt circular arc transition 8, circular arc transition 8 is communicated with solid metal collector 11 from the side, the end of bleeding of solid metal collector 11 raises up 3～10 ° slightly, and a small amount of liquid metal that the connection portion is produced flows to liquid metal collection box 10; The bottom of circular arc transition 8 is provided with supporting tube 20, and every row have at least a reduction jar 2 to fix with horizontal retaining plate muscle 17 of adjacent metal steam-to-vacuum pipeline 5 usefulness, support and balance so that strengthen.Liquid metal collector 7 and liquid metal collection box 10 temperature are controlled between 650～700 °.Solid metal collector inside is provided with solid metal collector (not drawing), the outside of solid metal collector 11 is provided with water cooling plant, the end of bleeding of solid metal collector is guided the top of reduction furnace 1 into by a tracheae 12, and connecting vacuum tracheae 15 and compression gas pipe 16 respectively at the top of reduction jars 2, vacuum tracheae 15 is connected with compression system with vacuum system respectively with compressed gas valve 14 by vacuum valve 13 with compression gas pipe 16.Being provided for of pneupress system closed vacuum suction after the Metal smelting reduction reaction is finished, open a reduction jar bottom, opens the pressurized gas valve, and the pressure by pressurized gas is discharged reduction jar with slag.
Claims (6)
1. liquid-state metal of metal vacuum smelting collection device is characterized in that: this device comprises reduction furnace (1) and reduction jar (2), is provided with in the reduction furnace (1) to be obliquely installed more than one and spaced reduction jar (2); The two ends of reduction jar (2) are in outside the reduction furnace (1), and reduction jar (a 2) downward end is provided with slag-drip opening (3), and the end that reduction jar (2) makes progress is provided with charging bole (4); Side at the outside reduction of reduction furnace (1) jar (2) charging bole (4) is provided with metallic vapor vacuum pipe (5), metallic vapor vacuum pipe (5) one ends connect forvacuum pipe (22) through forvacuum valve (21), metallic vapor vacuum pipe (5) side is connected with reduction jar (2) side top through short tube (6), and metallic vapor vacuum pipe (5) the other end is connected with liquid metal collector (7); Liquid metal collector (7) the other end is connected with solid metal collector (11), and is connected with liquid metal collection box (10) through flexible pipe (9); The other end of solid metal collector (11) is connected valve tube (15) through tracheae (12) with vacuum valve (13), and the other end of solid metal collector (11) also is connected compression gas pipe (16) through tracheae (12) with compressed gas valve (14); The junction of liquid metal collector (7), solid metal collector (11) and metal hydraulic quick coupler (18) is provided with circular arc transition (8), and the below of circular arc transition (8) is provided with supporting tube (20); Solid metal collector (11) is lower than the other end with the end that circular arc transition (8) is connected, and is 3～10 ° and is obliquely installed; Being connected between liquid metal collector (7) and liquid metal collection box (10) is provided with metal hydraulic quick coupler (18) on the flexible pipe (9), liquid metal collection box (10) is provided with liquid metal and collects valve (19).
2. liquid-state metal of metal vacuum smelting collection device according to claim 1 is characterized in that: solid metal collector (11) outside is provided with water cooling plant.
3. liquid-state metal of metal vacuum smelting collection device according to claim 1, it is characterized in that: be communicated with short tube (6) between the side top of metallic vapor vacuum pipe (5) side and reduction jar (2), the angle of short tube (6) and horizontal direction is between 30～60 °.
4. liquid-state metal of metal vacuum smelting collection device according to claim 1 is characterized in that: metallic vapor vacuum pipe (5) is provided with the fixedly gusset (17) that is used for supporting reduction jar (2).
5. the collection method that adopts according to the described liquid-state metal of metal vacuum smelting collection device of the arbitrary claim of claim 1-4, it is characterized in that: the material that will reduce is packed into to tilt to be placed on and is carried out the high temperature reduction reaction in the reduction furnace more than one in the reduction jar, the metallic vapor that after the high temperature reduction reaction, produces in the reduction jar, import the liquid metal collector by the metallic vapor vacuum pipe that is connected reduction jar side top, the temperature of control liquid metal collector makes metallic vapor by gaseous metal liquefy metal, and liquid metal is collected by the liquid metal collection box with the flexible pipe that is connected between the liquid metal collection box by being located at the liquid metal collector.
6. metal vacuum smelting fluent metal collecting method according to claim 5 is characterized in that: described liquid metal collector and liquid metal collection box internal temperature are controlled between 650-700 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006102010821A CN101177737B (en) | 2006-11-09 | 2006-11-09 | Metal vacuum smelting fluent metal collecting method and apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006102010821A CN101177737B (en) | 2006-11-09 | 2006-11-09 | Metal vacuum smelting fluent metal collecting method and apparatus |
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| CN101177737A CN101177737A (en) | 2008-05-14 |
| CN101177737B true CN101177737B (en) | 2010-12-01 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB606642A (en) * | 1942-02-21 | 1948-08-18 | Honorary Advisory Council Sci | Apparatus for producing magnesium by thermal reduction |
| CN2311494Y (en) * | 1997-01-17 | 1999-03-24 | 艾宝林 | Reducing pot vertical metal magnesium reducing kiln |
| CN1311342A (en) * | 2001-02-08 | 2001-09-05 | 银川市兰天实用技术研究所 | Vertical magnesium refining furnace by reducing method |
| CN2495967Y (en) * | 2001-08-16 | 2002-06-19 | 王良 | Reduction furnace for magnesium metallurgy |
| CN2587882Y (en) * | 2002-12-24 | 2003-11-26 | 宁夏惠冶镁业有限公司 | Conjancted chamber-separated smelting magnesium reduction furnance |
-
2006
- 2006-11-09 CN CN2006102010821A patent/CN101177737B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB606642A (en) * | 1942-02-21 | 1948-08-18 | Honorary Advisory Council Sci | Apparatus for producing magnesium by thermal reduction |
| CN2311494Y (en) * | 1997-01-17 | 1999-03-24 | 艾宝林 | Reducing pot vertical metal magnesium reducing kiln |
| CN1311342A (en) * | 2001-02-08 | 2001-09-05 | 银川市兰天实用技术研究所 | Vertical magnesium refining furnace by reducing method |
| CN2495967Y (en) * | 2001-08-16 | 2002-06-19 | 王良 | Reduction furnace for magnesium metallurgy |
| CN2587882Y (en) * | 2002-12-24 | 2003-11-26 | 宁夏惠冶镁业有限公司 | Conjancted chamber-separated smelting magnesium reduction furnance |
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| CN101177737A (en) | 2008-05-14 |
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