Metal smelting furnace device
By introducing a lifting, stirring and pumping mechanism into the metal smelting furnace, the difficulty in removing the inner liner and gas emission problems are solved, the smelting efficiency and environmental safety are improved, and the maintenance of a dynamic vacuum environment and the collection of toxic gases are realized.
Patent Information
- Application Number
- CN202420722415.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-09
AI Technical Summary
The inner liner in the existing metal smelting furnace is difficult to remove, the lack of stirring function leads to uneven heating, and the toxic and harmful gases generated during the metal smelting process are directly discharged, which is harmful to the environment and health.
A metal smelting furnace device is designed, including a hoisting mechanism, a stirring mechanism and a pumping mechanism. The hoisting of the inner liner is achieved through an electric linear module and a cross plate. The stirring assembly is inserted into the inner liner for stirring, and through a vacuum oil tank and pumping. The gas mechanism maintains a dynamic vacuum environment and collects toxic gases.
It realizes convenient removal of the inner liner and improves metal smelting efficiency, maintains a dynamic vacuum environment, reduces metal reactions and air and impurity pollution, and collects toxic gases in a directional manner.
Smart Images
Figure CN222257634U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of smelting furnaces, in particular to a metal smelting furnace device. Background Art
[0002] Smelting is a pyrometallurgical process in which metal materials and other auxiliary materials are put into a heating furnace to melt and temper. The materials in the high-temperature furnace undergo certain physical and chemical changes. Metal smelting is mostly carried out in the inner tank of a crucible.
[0003] In the prior art, after smelting is completed, the inner liner has the problem of adhering to the inner wall of the crucible, making it difficult to remove the inner liner. At the same time, the inner liner lacks a stirring function, resulting in uneven heating of the metal smelting and low efficiency. The metal vapor generated during the metal smelting process and the toxic and harmful gases generated by the reaction are directly discharged into the air, causing harm to the environment and the health and safety of the workers. In addition, some metals are prone to react with air during the smelting process to produce losses and impurities. For example, traditional magnesium-lithium alloy smelting must be carried out in a vacuum chamber. Utility Model Content
[0004] The utility model provides a metal smelting furnace device to solve the problems in the background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal smelting furnace device, comprising a crucible, an inner liner is placed in the crucible, a cylinder is threadedly installed on the lower surface of the crucible, a lifting mechanism is arranged in the cylinder, and a through hole is opened on the lower side wall of the crucible corresponding to the lifting mechanism, a connecting cylinder is threadedly installed on the upper surface of the crucible, a sunken pot cover is installed on the upper surface of the connecting cylinder, a round tube is fixedly installed on the lower side wall of the sunken pot cover, and the upper and lower side surfaces of the round tube are both open structures, a sealing mechanism is fixedly installed on the upper surface of the round tube, a stirring mechanism is installed on the upper surface of the sealing mechanism, and the stirring mechanism is inserted in the inner liner, an exhaust pipe is fixedly installed on the right side of the round tube, and a control valve and a waterproof breathable valve are sequentially installed on the exhaust pipe, the exhaust pipe is inserted in a vacuum oil tank, and the vacuum oil tank is connected to the exhaust mechanism.
[0006] Furthermore, the lifting mechanism includes an electric linear module, a cross plate and a push rod. The electric linear module is fixedly installed on the lower inner wall of the cylinder, the cross plate is fixedly installed on the electric linear module slide, the upper surface of the cross plate is fixedly installed with a push rod, and the push rod is inserted in the through hole.
[0007] Furthermore, flanges are arranged on the outer surfaces of the crucible, the connecting tube and the sunken pot cover near the upper edges.
[0008] Furthermore, the sealing mechanism includes a sealing ring seat, a sealing rubber ring and a sealing pressure ring. The sealing ring seat is fixedly installed on the upper surface of the round tube, a sealing rubber ring is placed in the sealing ring seat, and the sealing pressure ring is threadedly installed in the sealing ring seat.
[0009] Furthermore, the stirring mechanism includes a mounting hole and a stirring assembly, the sealing ring seat, the sealing rubber ring and the sealing pressure ring are all provided with mounting holes, the stirring assembly is installed in the mounting hole, and the stirring assembly is inserted into the inner tank.
[0010] Furthermore, the vacuum mechanism includes an air filter, a conduit and a vacuum pump assembly. The air filter is installed on the upper surface of the vacuum oil tank, and the air inlet of the air filter is connected to the vacuum oil tank through the conduit, and the air outlet of the air filter is connected to the vacuum pump assembly.
[0011] Compared with the prior art, the utility model provides a metal smelting furnace device, which has the following beneficial effects:
[0012] 1. The metal smelting furnace device increases the lifting function of the inner liner by arranging a lifting mechanism, so that the inner liner is higher than the crucible, which is convenient for taking out the inner liner.
[0013] 2. The metal smelting furnace device increases the stirring function of the molten metal in the inner tank by arranging a stirring mechanism, accelerates the metal smelting efficiency, and greatly improves the processing efficiency.
[0014] 3. The metal smelting furnace device evacuates the vacuum oil tank by arranging a vacuum mechanism, so that the gas in the inner tank flows into the exhaust pipe through the round pipe, and then flows into the vacuum oil tank through the exhaust pipe, so that a dynamic vacuum environment can be maintained during metal smelting to avoid reaction between metal and air, and toxic and harmful gases generated during the smelting process can be collected in a direction, which can reduce combustion loss and impurity pollution between the melt and the air. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the structure of the utility model;
[0016] Figure 2 It is a cross-sectional view of the utility model;
[0017] Figure 3 It is a cross-sectional view of the sealing mechanism of the utility model.
[0018] In the figure: 1. crucible; 2. liner; 3. cylinder; 4. lifting mechanism; 401. electric linear module; 402. horizontal plate; 403. ejector rod; 5. through hole; 6. connecting tube; 7. sunken pot cover; 8. round tube; 9. sealing mechanism; 901. sealing ring seat; 902. sealing rubber ring; 903. sealing pressure ring; 10. stirring mechanism; 101. mounting hole; 102. stirring assembly; 11. exhaust pipe; 12. control valve; 13. waterproof breathable valve; 14. vacuum oil tank; 15. exhaust mechanism; 151. air filter; 152. conduit; 153. vacuum pump assembly; 16. flange. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] See also Figure 1-Figure 3 The utility model discloses a metal smelting furnace device, comprising a crucible 1, an inner liner 2 is placed in the crucible 1, a cylinder 3 is threadedly installed on the lower surface of the crucible 1, a lifting mechanism 4 is arranged in the cylinder 3, and a through hole 5 is opened on the lower side wall of the crucible 1 corresponding to the lifting mechanism 4, a connecting cylinder 6 is threadedly installed on the upper surface of the crucible 1, a sinking pot cover 7 is installed on the upper surface of the connecting cylinder 6, the ratio of the diameter of the embedded part of the crucible 1 and the sinking pot cover 7 is between 1:0.97 and 1:0.9, and there is a gap in the middle for easy loading and unloading, To facilitate heat dissipation, a round tube 8 is fixedly installed on the lower side wall of the sunken pot cover 7, and the upper and lower sides of the round tube 8 are both open structures. A sealing mechanism 9 is fixedly installed on the upper surface of the round tube 8, and a stirring mechanism 10 is installed on the upper surface of the sealing mechanism 9, and the stirring mechanism 10 is inserted in the inner pot 2. An exhaust pipe 11 is fixedly installed on the right side of the round tube 8, and a control valve 12 and a waterproof breathable valve 13 are installed on the exhaust pipe 11 in sequence. The exhaust pipe 11 is inserted in a vacuum oil tank 14, and the vacuum oil tank 14 is connected to the exhaust mechanism 15.
[0021] Specifically, the lifting mechanism 4 includes an electric linear module 401, a horizontal plate 402 and a push rod 403. The electric linear module 401 is fixedly installed on the lower inner wall of the cylinder 3. The horizontal plate 402 is fixedly installed on the slide of the electric linear module 401. The push rod 403 is fixedly installed on the upper surface of the horizontal plate 402, and the push rod 403 is inserted in the through hole 5. An operation panel is provided on the right side of the cylinder 3.
[0022] In this embodiment, the slide of the electric linear module 401 drives the horizontal plate 402 to move upward, and the horizontal plate 402 drives the push rod 403 to move upward, so that the push rod 403 lifts the inner container 2.
[0023] Specifically, flanges 16 are provided on the outer surfaces of the crucible 1 , the connecting tube 6 and the sunken pot cover 7 near the upper edges.
[0024] In this embodiment, the flange 16 facilitates the connection between the crucible 1, the connecting tube 6 and the sunken pot cover 7, and is convenient for hand holding.
[0025] Specifically, the sealing mechanism 9 includes a sealing ring seat 901, a sealing rubber ring 902 and a sealing pressure ring 903. The sealing ring seat 901 is fixedly installed on the upper surface of the circular tube 8. The sealing rubber ring 902 is placed in the sealing ring seat 901. The sealing pressure ring 903 is threadedly installed in the sealing ring seat 901.
[0026] In this embodiment, the sealing pressure ring 903 is threadedly installed in the sealing ring seat 901 to press the sealing rubber ring 902 tightly so that the sealing rubber ring 902 is pressed tightly against the stirring mechanism 10. The cross section of the sealing rubber ring 902 is a Y-shaped structure, which has a better sealing effect.
[0027] Specifically, the stirring mechanism 10 includes a mounting hole 101 and a stirring component 102 . The sealing ring seat 901 , the sealing rubber ring 902 and the sealing pressure ring 903 are all provided with a mounting hole 101 . The stirring component 102 is installed in the mounting hole 101 , and the stirring component 102 is inserted into the inner tank 2 .
[0028] In this embodiment, the stirring component 102 moves up and down in the mounting hole 101 to facilitate the height adjustment of the stirring component 102 , and then the stirring component 102 is fixed by the sealing mechanism 9 .
[0029] Specifically, the vacuum mechanism 15 includes an air filter 151, a conduit 152 and a vacuum pump assembly 153. The air filter 151 is installed on the upper surface of the vacuum oil tank 14, and the air inlet of the air filter 151 is connected to the vacuum oil tank 14 through the conduit 152, and the air outlet of the air filter 151 is connected to the vacuum pump assembly 153.
[0030] In this embodiment, the vacuum pump assembly 153 extracts air from the air filter 151, and the air filter 151 evacuates the vacuum oil tank 14 through the conduit 152 to make the vacuum oil tank 14 vacuum, and the air filter 151 purifies the gas.
[0031] When in use, the crucible 1 heats the inner liner 2, and the inner liner 2 heats the smelting. When the traditional magnesium-lithium alloy is smelted, when it is necessary to avoid the presence of air, the vacuum pump assembly 153 in the exhaust mechanism 15 extracts air from the air filter 151, and the air filter 151 exhausts air from the vacuum oil tank 14 through the conduit 152, so that the vacuum oil tank 14 is evacuated, and the air in the inner liner 2 enters the exhaust pipe 11 through the circular pipe 8, and then is discharged into the vacuum oil tank 14 through the exhaust pipe 11, and the air filter 151 purifies the gas, so that a dynamic vacuum environment can be maintained when smelting the metal to avoid the metal and the air. The gas reacts and can directionally collect the toxic and harmful gases generated in the smelting process, which can reduce the combustion loss and impurity pollution between the melt and the air. Before smelting, the stirring component 102 in the stirring mechanism 10 moves up and down in the mounting hole 101, and is threadedly installed in the sealing ring seat 901 through the sealing pressure ring 903 in the sealing mechanism 9, so that the sealing rubber ring 902 is pressed tightly on the stirring component 102. The stirring component 102 is connected to the output shaft of the motor. The stirring function of the stirring component 102 on the molten metal in the inner tank 2 accelerates the metal smelting efficiency and greatly improves the processing efficiency.
[0032] In summary, the metal smelting furnace device increases the lifting function of the inner tank 2, so that the inner tank 2 is easy to take out, and at the same time increases the stirring function of the molten metal in the inner tank 2, accelerates the metal smelting efficiency, maintains a dynamic vacuum environment when smelting metal, can directionally collect toxic and harmful gases generated during the smelting process, and can reduce the combustion loss and impurity pollution between the melt and the air.
[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A metal smelting furnace device, comprising a crucible (1), characterized in that: An inner container (2) is placed in the crucible (1); a cylinder (3) is threadedly mounted on the lower surface of the crucible (1); a lifting mechanism (4) is arranged in the cylinder (3); a through hole (5) is opened on the lower side wall of the crucible (1) corresponding to the lifting mechanism (4); a connecting tube (6) is threadedly mounted on the upper surface of the crucible (1); a sunken pot cover (7) is mounted on the upper surface of the connecting tube (6); a round tube (8) is fixedly mounted on the lower side wall of the sunken pot cover (7); and the upper and lower side surfaces of the round tube (8) are The invention is an open structure, wherein a sealing mechanism (9) is fixedly mounted on the upper surface of the circular tube (8), a stirring mechanism (10) is mounted on the upper surface of the sealing mechanism (9), and the stirring mechanism (10) is inserted into the inner tank (2), an exhaust pipe (11) is fixedly mounted on the right side of the circular tube (8), and a control valve (12) and a waterproof breathable valve (13) are sequentially mounted on the exhaust pipe (11), the exhaust pipe (11) is inserted into a vacuum oil tank (14), and the vacuum oil tank (14) is connected to the exhaust mechanism (15).
2. A metal smelting furnace device according to claim 1, characterized in that: The lifting mechanism (4) comprises an electric linear module (401), a horizontal plate (402) and a push rod (403); the electric linear module (401) is fixedly mounted on the lower inner wall of the cylinder (3); the horizontal plate (402) is fixedly mounted on the slide of the electric linear module (401); the push rod (403) is fixedly mounted on the upper surface of the horizontal plate (402); and the push rod (403) is inserted into the through hole (5).
3. A metal smelting furnace device according to claim 1, characterized in that: Flanges (16) are provided on the outer surfaces of the crucible (1), the connecting tube (6) and the sunken pot cover (7) near the upper edges.
4. A metal smelting furnace device according to claim 1, characterized in that: The sealing mechanism (9) comprises a sealing ring seat (901), a sealing rubber ring (902) and a sealing pressure ring (903); the sealing ring seat (901) is fixedly mounted on the upper surface of the circular tube (8); a sealing rubber ring (902) is placed in the sealing ring seat (901); and the sealing pressure ring (903) is threadedly mounted in the sealing ring seat (901).
5. A metal smelting furnace device according to claim 4, characterized in that: The stirring mechanism (10) comprises a mounting hole (101) and a stirring assembly (102); the sealing ring seat (901), the sealing rubber ring (902) and the sealing pressure ring (903) are all provided with a mounting hole (101); the stirring assembly (102) is installed in the mounting hole (101), and the stirring assembly (102) is inserted into the inner container (2).
6. A metal smelting furnace device according to claim 1, characterized in that: The air extraction mechanism (15) comprises an air filter (151), a conduit (152) and a vacuum pump assembly (153); the air filter (151) is mounted on the upper surface of the vacuum oil tank (14); an air inlet of the air filter (151) is connected to the vacuum oil tank (14) via the conduit (152); and an air outlet of the air filter (151) is connected to the vacuum pump assembly (153).