CN216473410U - Vacuum distillation furnace for separating zinc from zinc alloy - Google Patents
Vacuum distillation furnace for separating zinc from zinc alloy Download PDFInfo
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- CN216473410U CN216473410U CN202121238971.1U CN202121238971U CN216473410U CN 216473410 U CN216473410 U CN 216473410U CN 202121238971 U CN202121238971 U CN 202121238971U CN 216473410 U CN216473410 U CN 216473410U
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Abstract
The utility model relates to a vacuum distillation furnace for separating zinc from zinc alloy, belonging to the technical field of vacuum distillation of nonferrous metals. Comprises a distillation furnace main body, a resistance heating device, a vacuum system, a smelting furnace and a cooling system; the distillation furnace main body is connected with the smelting furnace, the distillation furnace main body is connected with the resistance heating device, and the cooling system is respectively connected with the vacuum system and the distillation furnace main body; the distillation furnace main body comprises a base, a first steel shell and masonry, and the interior of the distillation furnace is divided into a distillation chamber and a condensation chamber; a ceramic mesh plate and a separation wall are arranged between the distillation chamber and the condensation chamber, and a condensation wall is arranged in the condensation chamber.
Description
Technical Field
The utility model relates to a vacuum distillation furnace for separating zinc from zinc alloy, belonging to the technical field of vacuum distillation of nonferrous metals.
Background
The existing vacuum distillation furnace is generally characterized in that a plurality of spiral resistance heating wires are uniformly arranged on the outer sides of furnace walls of a distillation area and a condensation area respectively, and the resistance heating wires are positioned in a package of a heat insulation material. The structure enables the heat insulation material to be used in a large amount, the equipment manufacturing cost is high, and the plurality of independent electric heating loop structures enable the temperature field in the furnace to be unreasonable, so that the product quality is not high, the failure rate is increased, and great inconvenience is brought to maintenance.
Utility model patent CN203360538U adopts the dolly to load and impels the distillation chamber heating distillation, retrieves high-purity zinc from the zinc alloy, and this kind of method has realized the industrialization, but belongs to intermittent production, and the production flow is blowing out-to-load-evacuation-intensification-distillation, accomplishes whole process, greatly increased the energy consumption, influenced production efficiency and productivity, and then increase in production cost.
Disclosure of Invention
The utility model aims to provide a vacuum distillation furnace for separating zinc from zinc alloy, which comprises a distillation furnace body, a resistance heating device, a vacuum system, a smelting furnace and a cooling system, wherein the resistance heating device is arranged on the distillation furnace body;
the distillation furnace main body is connected with the smelting furnace, the distillation furnace main body is connected with the resistance heating device, and the cooling system is respectively connected with the vacuum system and the distillation furnace main body;
the distillation furnace main body comprises a base, a first steel shell and masonry, and the interior of the distillation furnace is divided into a distillation chamber and a condensation chamber;
a heating graphite electrode is arranged in the distillation chamber, a distillation chamber temperature measuring hole and a distillation chamber inlet hole are formed in the side surface of the distillation chamber, a feeding hole is formed in the upper part of the distillation chamber, and a first discharging hole is formed in the bottom of the distillation chamber;
the heat-preservation graphite electrode is arranged in the condensation chamber, a condensation chamber temperature measuring hole and a condensation chamber inlet hole are formed in the side surface of the condensation chamber, a second discharging hole is formed in the bottom of the condensation chamber, and a vacuum pipeline opening is formed in the top of the condensation chamber;
a ceramic mesh plate and a separation wall are arranged between the distillation chamber and the condensation chamber, and a condensation wall is arranged in the condensation chamber.
Furthermore, a transformer in the resistance heating device is connected with a heating graphite electrode inside the distillation chamber.
Furthermore, the vacuum system comprises a vacuum pump and a filter, the vacuum pump is connected with the filter through a vacuum pipe, and the filter is connected with a vacuum pipeline port of the condensation chamber.
Further, the smelting furnace is connected with the distillation furnace body through a feeding pipe at which the feeding hole is arranged;
the smelting furnace comprises a second steel shell, a second masonry, a crucible, a silicon carbide rod, a needle valve and a weighing sensor;
the crucible sets up in the inside of second brickwork, is provided with the needle valve at the medial surface of crucible, is provided with the elema in the below of crucible, is provided with second steel shell at the surface of second brickwork, is provided with weighing sensor in the bottom of second brickwork.
Further, a cooling tower is arranged in the cooling system.
The utility model has the following beneficial effects:
1. the utility model uses the distillation operation in the vacuum environment to balance the evaporation speed of zinc and the condensation speed of steam, thereby saving energy, reducing consumption and improving yield.
2. The vacuum distillation furnace mainly has the function of separating high-purity zinc from the zinc alloy. The utility model is characterized in that a steam channel is arranged on the partition wall of a distillation chamber and a condensation chamber, the steam channel is provided with three layers of ceramic mesh plates, meshes between the layers are staggered, and the bottom of the steam channel is in a slope shape, so that a certain temperature gradient is formed and the purity of zinc is improved.
3. The utility model is provided with a melting furnace which is connected with a distillation chamber through a material passing pipe, raw materials are melted in the melting furnace, impurities are removed, slag is removed, melted alloy is weighed through a weighing sensor, a needle valve is opened, automatic feeding is carried out, and the weight of alloy liquid flowing in can be calculated. Thereby achieving the purpose of continuous vacuum distillation and avoiding heat loss generated by the blowing out of the intermittent production; saving manpower and capital and reducing production cost.
Drawings
FIG. 1 is a schematic structural view of a distillation furnace main body according to the present invention;
FIG. 2 is a schematic cross-sectional view of a distillation chamber according to the present invention;
FIG. 3 is a schematic cross-sectional view of a condensing chamber according to the present invention;
FIG. 4 is a schematic view of a melting furnace according to the present invention;
fig. 5 is a schematic view of the overall connection of the present invention.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to fig. 1 to 5 in the embodiment of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
A vacuum distillation furnace for separating zinc from zinc alloy comprises a distillation furnace main body, a resistance heating device, a vacuum system, a smelting furnace 45 and a cooling system;
the distillation furnace main body is connected with the smelting furnace, the distillation furnace main body is connected with the resistance heating device, and the cooling system is respectively connected with the vacuum system and the distillation furnace main body;
the distillation furnace main body comprises a base 1, a first steel shell 4 and brickwork 5, and the interior of the distillation furnace is divided into a distillation chamber 6 and a condensation chamber 7;
a heating graphite electrode 14 is arranged in the distillation chamber 6, a distillation chamber temperature measuring hole 21 and a distillation chamber inlet hole 23 are arranged on the side surface of the distillation chamber 6, a feeding hole 20 is arranged at the upper part of the distillation chamber 6, and a first discharging hole 8 is arranged at the bottom of the distillation chamber 6;
the interior of the condensation chamber 7 is provided with a heat-preservation graphite electrode 17, the side surface of the condensation chamber 7 is provided with a condensation chamber temperature measuring hole 22 and a condensation chamber inlet hole 24, the bottom of the condensation chamber 7 is provided with a second discharge hole 9, and the top of the condensation chamber 7 is provided with a vacuum pipeline port 10;
a ceramic mesh plate 13 and a partition wall 12 are provided between the distillation chamber 6 and the condensation chamber 7, and a condensation wall 11 is provided inside the condensation chamber 7.
Further, a transformer 44 of the resistance heating apparatus is connected to the heating graphite electrode 14 inside the distillation chamber 6.
Further, the vacuum system comprises a vacuum pump 41 and a filter 42, the vacuum pump 41 and the filter 42 are connected through a vacuum pipe 46, and the filter 42 is connected with the vacuum pipe port 10 of the condensation chamber 7. The negative pressure in the condensation chamber 7 is about 20 to 200 Pa.
Further, the smelting furnace 45 is connected with the distillation chamber 6 of the distillation furnace body through a feeding pipe where the feeding port 20 is located;
the smelting furnace 45 comprises a second steel shell 28, a second masonry 29, a crucible 31, a silicon carbide rod 32, a needle valve 30 and a weighing sensor 25;
the crucible 31 is arranged inside the second masonry 29, the needle valve 30 is arranged on the inner side surface of the crucible 31, the silicon carbide rod 32 is arranged below the crucible 31, the second steel shell 28 is arranged on the outer surface of the second masonry 29, and the weighing sensor 25 is arranged at the bottom of the second masonry 29.
The smelting furnace 45 is communicated with the distillation chamber 6 through the feeding hole 20, sealed, the materials are smelted in the smelting furnace, the weighing sensor 25 weighs, the needle valve 30 is opened, the molten liquid can automatically feed materials into the distillation chamber 6, and continuous production is realized.
Generally speaking, the temperature of the distillation furnace is 850-950 ℃, the temperature of the condenser is about 450 ℃, and the production efficiency and the quality are better.
Further, a cooling tower 43 is provided in the cooling system.
Further, the ceramic mesh plate 13 is provided with 3 layers, and meshes on each layer of the ceramic mesh plate 13 are staggered with each other.
Furthermore, a water-cooled wall is arranged on the inner wall of the condensation chamber 7.
Further, a distillation chamber inlet hole 23 is arranged in the 45-degree direction of one side of the distillation chamber 6; a condensation chamber inlet 24 is provided in the 45 ° direction on the condensation chamber 7 side. The operator can enter the device for installation or maintenance.
The vacuum distillation furnace main body part is a steel shell, is made of a lining refractory material, can be made of high-alumina or clay bricks, and is durable.
The shape of the furnace body of the distillation furnace is not limited, the furnace body can be a horizontal cylinder and a cuboid, and the implementation of the embodiment of the utility model is not influenced.
The smelting furnace is communicated with the distillation chamber, the weight of the melt flowing into the distillation chamber is controlled by the needle valve and the weighing sensor, and continuous production is realized under the condition of no fault.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (8)
1. A vacuum distillation furnace for separating zinc from zinc alloy comprises a distillation furnace body, a resistance heating device, a vacuum system, a smelting furnace (45) and a cooling system, and is characterized in that:
the distillation furnace main body is connected with the smelting furnace, the distillation furnace main body is connected with the resistance heating device, and the cooling system is respectively connected with the vacuum system and the distillation furnace main body;
the distillation furnace main body comprises a base (1), a first steel shell (4) and brickworks (5), and the interior of the distillation furnace is divided into a distillation chamber (6) and a condensation chamber (7);
a heating graphite electrode (14) is arranged in the distillation chamber (6), a distillation chamber temperature measuring hole (21) and a distillation chamber inlet hole (23) are arranged on the side surface of the distillation chamber (6), a feeding hole (20) is arranged at the upper part of the distillation chamber (6), and a first discharging hole (8) is arranged at the bottom of the distillation chamber (6);
a heat-preservation graphite electrode (17) is arranged in the condensation chamber (7), a condensation chamber temperature measuring hole (22) and a condensation chamber inlet hole (24) are formed in the side surface of the condensation chamber (7), a second discharging hole (9) is formed in the bottom of the condensation chamber (7), and a vacuum pipeline port (10) is formed in the top of the condensation chamber (7);
a ceramic mesh plate (13) and a separation wall (12) are arranged between the distillation chamber (6) and the condensation chamber (7), and a condensation wall (11) is arranged in the condensation chamber (7).
2. The vacuum distillation furnace for separating zinc from zinc alloy according to claim 1, wherein: a transformer (44) in the resistance heating device is connected with a heating graphite electrode (14) in the distillation chamber (6).
3. The vacuum distillation furnace for separating zinc from zinc alloy according to claim 1, wherein: the vacuum system comprises a vacuum pump (41) and a filter (42), the vacuum pump (41) and the filter (42) are connected through a vacuum pipe (46), and the filter (42) is connected with a vacuum pipeline port (10) of the condensation chamber (7).
4. The vacuum distillation furnace for separating zinc from zinc alloy according to claim 1, wherein: the smelting furnace (45) is connected with a distillation chamber (6) of the distillation furnace body through a feeding pipe where the feeding hole (20) is positioned;
the smelting furnace (45) comprises a second steel shell (28), a second masonry (29), a crucible (31), a silicon carbide rod (32), a needle valve (30) and a weighing sensor (25);
the crucible (31) is arranged inside the second masonry (29), the needle valve (30) is arranged on the inner side face of the crucible (31), the silicon carbide rod (32) is arranged below the crucible (31), the second steel shell (28) is arranged on the outer surface of the second masonry (29), and the weighing sensor (25) is arranged at the bottom of the second masonry (29).
5. The vacuum distillation furnace for separating zinc from zinc alloy according to claim 1, wherein: a cooling tower (43) is arranged in the cooling system.
6. The vacuum distillation furnace for separating zinc from zinc alloy according to claim 1, wherein: the ceramic mesh plate (13) is provided with 3 layers, and meshes on each layer of ceramic mesh plate (13) are staggered.
7. The vacuum distillation furnace for separating zinc from zinc alloy according to claim 1, wherein: and a water-cooled wall is arranged on the inner wall of the condensation chamber (7).
8. The vacuum distillation furnace for separating zinc from zinc alloy according to claim 1, wherein: a distillation chamber inlet hole (23) is arranged in the 45-degree direction at one side of the distillation chamber (6); a condensation chamber inlet hole (24) is arranged in the 45-degree direction of one side of the condensation chamber (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121238971.1U CN216473410U (en) | 2021-06-04 | 2021-06-04 | Vacuum distillation furnace for separating zinc from zinc alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121238971.1U CN216473410U (en) | 2021-06-04 | 2021-06-04 | Vacuum distillation furnace for separating zinc from zinc alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216473410U true CN216473410U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121238971.1U Active CN216473410U (en) | 2021-06-04 | 2021-06-04 | Vacuum distillation furnace for separating zinc from zinc alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216473410U (en) |
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2021
- 2021-06-04 CN CN202121238971.1U patent/CN216473410U/en active Active
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