Molten aluminum dehydrogenation device

Abstract

The utility model relates to the field of metal smelting and processing, and discloses a molten aluminum dehydrogenation device which comprises a dehydrogenation tank, one side of the dehydrogenation tank is fixedly connected with a first supporting plate, the upper surface of the first supporting plate is fixedly connected with an electrode box, an electrode plate is arranged in the electrode box, a ventilation bottle is arranged above the electrode plate, and the first supporting plate is fixedly connected with the ventilation bottle. One end of the breather pipe is fixedly connected with a protective bottle, one end of the gas collecting pipe is provided with a gas collecting bottle, and one side of the dehydrogenation tank is provided with a stirring mechanism. According to the device, generated toxic and harmful gas is subjected to electrolytic separation through the electrode box, the electrode plate and the ventilation bottle, finally, different gases generated by electrolysis on the electrode are collected through the gas collection bottle, the gas inlet pipe is connected to one side of the gas compressor, and inert gas in the gas inlet pipe is stored in the gas collection box; the mounting plate is dismounted to clean impurities on the surfaces of the stirring blades.

Description

Technical Field

[0001] The utility model relates to the field of metal smelting and processing, in particular to a molten aluminum dehydrogenation device. Background Art

[0002] Hydrogen exists in the atmosphere and is very soluble in molten aluminum. Hydrogen inclusions in the aluminum can cause white spots or pores, which can have a negative impact on the final product. For example, these aluminum products may not have acceptable mechanical or physical properties, and tensile strength may also be adversely affected. Fatigue cracks in materials can also be caused by hydrogen inclusions.

[0003] After searching, the announcement number is: CN205473934U, which discloses a molten aluminum dehydrogenation device to solve the problem that the current molten aluminum dehydrogenation device is too large, complicated to operate, and the enterprise investment cost is too high. The molten aluminum dehydrogenation device includes a sealed dehydrogenation tank, and the dehydrogenation tank includes a top plate and an annular side wall. The top plate is provided with a stirring shaft for stirring the molten aluminum, and the stirring shaft is provided with blades. A motor for driving the stirring shaft to rotate is provided above the top plate, and the top plate is provided with an exhaust port, and the exhaust port is connected to an exhaust duct, and the exhaust duct is connected to an exhaust fan. The upper end of the side wall is provided with a liquid inlet, and the lower end of the side wall is provided with a liquid outlet. The stirring shaft and the blades are provided with a nickel-based alloy layer, and the nickel-based alloy layer is tubular. The nickel-based alloy layer is threadedly connected to the blades, and the nickel-based alloy layer is threadedly connected to the stirring shaft.

[0004] In the above application, the toxic and harmful gases generated by stirring are not treated, resulting in the toxic and harmful gases entering the air, which is harmful to human health. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides an aluminum liquid dehydrogenation device, which aims to improve the treatment of toxic and harmful gases generated by stirring.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a molten aluminum dehydrogenation device, comprising a dehydrogenation tank, a first support plate fixedly connected to one side of the dehydrogenation tank, an electrode box fixedly connected to the upper surface of the first support plate, an electrode sheet arranged inside the electrode box, a ventilation bottle arranged above the electrode sheet, a ventilation pipe fixedly connected to the upper surface of the ventilation bottle, a protective bottle fixedly connected to one end of the ventilation pipe, a gas collecting pipe fixedly connected to the upper surface of the protective bottle, a gas collecting bottle arranged at one end of the gas collecting pipe, and a stirring mechanism arranged on one side of the dehydrogenation tank.

[0007] Preferably, the stirring mechanism includes a second motor, the second motor is fixedly connected to the ground, the output end of the second motor is fixedly connected to the first bevel gear, the teeth of the first bevel gear are meshed with the second bevel gear, the interior of the second bevel gear is fixedly connected to a threaded rod, the outer wall of the threaded rod is threadedly connected to a lifting plate, guide plates are slidably connected to both sides of the lifting plate, the upper surface of the lifting plate is fixedly connected to the first motor, the output end of the first motor is fixedly connected to a rotating shaft, the bottom of the rotating shaft is fixedly connected to a mounting plate, the bottom of the mounting plate is fixedly connected to a connecting shaft, and the bottom of the connecting shaft is fixedly connected to a stirring fan blade.

[0008] Preferably, a second support plate is fixedly connected to one side of the dehydrogenation tank, a gas compressor is fixedly connected to the upper surface of the second support plate, an air intake pipe is fixedly connected to one side of the gas compressor, and a valve is fixedly connected to the outer wall of the air intake pipe.

[0009] Preferably, there are two mounting plates, one is fixedly connected to the bottom of the rotating shaft, and the other is fixedly connected to the top of the connecting shaft, and the two mounting plates are connected by bolts.

[0010] Preferably, there are two electrode sheets, and the gases generated on the two electrode sheets are different.

[0011] Preferably, one side of the dehydrogenation tank is fixedly connected with an outlet pipe, and the other end of the outlet pipe is fixedly connected to one side of the electrode box.

[0012] Preferably, the air intake pipe has two sections, one end of the first section of the air intake pipe is fixedly connected to one side of the gas compressor, and the other end is fixedly connected to the air collecting box, and one end of the second section of the air intake pipe is fixedly connected to one side of the air collecting box, and the other end is fixed to one side of the dehydrogenation tank.

[0013] Preferably, a sealing cover is installed on the upper part of the dehydrogenation tank, and the connecting shaft passes through the sealing cover to reach the interior of the dehydrogenation tank.

[0014] The utility model has the following beneficial effects:

[0015] In the utility model, the generated toxic and harmful gases are electrolytically separated through the electrode box, electrode sheets and ventilation bottles, the separated gases enter the protection bottle through the ventilation pipe to prevent sparks, and finally the different gases generated by electrolysis on the electrodes are collected by the gas collecting bottle.

[0016] In the utility model, an air intake pipe is connected to one side of a gas compressor, and the other end is fixed to one side of a dehydrogenation tank. The inert gas generated by the gas compressor passes through a gas collecting box, and the inert gas in the air intake pipe is stored in the gas collecting box. The mounting plate is disassembled to clean impurities on the surface of the stirring blade. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional diagram of a molten aluminum dehydrogenation device proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of an electrode box of an aluminum liquid dehydrogenation device proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of the second motor of the aluminum liquid dehydrogenation device proposed by the utility model.

[0020] Legend:

[0021] 1. Dehydrogenation tank; 2. First support plate; 3. Electrode sheet; 4. Electrode box; 5. Protective bottle; 6. Lifting plate; 7. First motor; 8. Valve; 9. Gas collecting box; 10. Inlet pipe; 11. Gas compressor; 12. Ventilation bottle; 13. Outlet pipe; 14. Gas collecting pipe; 15. Gas collecting bottle; 16. Ventilation pipe; 17. Second motor; 18. Guide plate; 19. Connecting shaft; 20. Rotating shaft; 21. Mounting plate; 22. Second support plate; 23. First bevel gear; 24. Threaded rod; 25. Second bevel gear. DETAILED DESCRIPTION

[0022] 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.

[0023] Reference Figure 1-3 The utility model provides an embodiment: an aluminum liquid dehydrogenation device, comprising a dehydrogenation tank 1, a first support plate 2 is fixedly connected to one side of the dehydrogenation tank 1, an electrode box 4 is fixedly connected to the upper surface of the first support plate 2, an electrode sheet 3 is arranged inside the electrode box 4, a ventilation bottle 12 is arranged above the electrode sheet 3, a ventilation pipe 16 is fixedly connected to the upper surface of the ventilation bottle 12, a protective bottle 5 is fixedly connected to one end of the ventilation pipe 16, a gas collecting pipe 14 is fixedly connected to the upper surface of the protective bottle 5, a gas collecting bottle 15 is arranged at one end of the gas collecting pipe 14, and a stirring mechanism is arranged on one side of the dehydrogenation tank 1.

[0024] The electrode box 4 contains a certain amount of electrolyte solution. After the electrode sheet 3 is energized, the gas generated from the electrode sheet 3 enters the ventilation bottle 12, and the gas enters the protective bottle 5 through the ventilation pipe 16. The height of the ventilation pipe 16 extending into the protective bottle 5 is lower than the height of the gas collecting pipe 14 in the protective bottle 5, and the gas finally enters the gas collecting bottle 15 through the gas collecting pipe 14.

[0025] Reference Figure 3 The stirring mechanism includes a second motor 17, which is fixedly connected to the ground. The output end of the second motor 17 is fixedly connected to a first bevel gear 23, and the teeth of the first bevel gear 23 are meshed with a second bevel gear 25. The interior of the second bevel gear 25 is fixedly connected to a threaded rod 24, and the outer wall of the threaded rod 24 is threadedly connected to a lifting plate 6. Guide plates 18 are slidably connected to both sides of the lifting plate 6. The upper surface of the lifting plate 6 is fixedly connected to the first motor 7, and the output end of the first motor 7 is fixedly connected to a rotating shaft 20. The bottom of the rotating shaft 20 is fixedly connected to a mounting plate 21, the bottom of the mounting plate 21 is fixedly connected to a connecting shaft 19, and the bottom of the connecting shaft 19 is fixedly connected to a stirring fan blade.

[0026] The first bevel gear 23 is driven to rotate by the rotation of the output end of the second motor 17, the second bevel gear 25 is driven to rotate by the rotation of the first bevel gear 23, the threaded rod 24 is driven to rotate by the rotation of the second bevel gear 25, the lifting plate 6 is threadedly connected to the outer wall of the threaded rod 24, and the guide plates 18 are slidably connected to the two sides of the lifting plate 6 to realize the up and down movement of the lifting plate 6.

[0027] Reference Figure 1 A second support plate 22 is fixedly connected to one side of the dehydrogenation tank 1, a gas compressor 11 is fixedly connected to the upper surface of the second support plate 22, an air intake pipe 10 is fixedly connected to one side of the gas compressor 11, and a valve 8 is fixedly connected to the outer wall of the air intake pipe 10.

[0028] The inert gas can be delivered to the dehydrogenation tank 1 through the gas compressor 11 connected to the air inlet pipe 10 , and the gas delivery process is controlled by the valve 8 .

[0029] Reference Figure 3 There are two mounting plates 21, one is fixedly connected to the bottom of the rotating shaft 20, and the other is fixedly connected to the top of the connecting shaft 19. The two mounting plates 21 are connected by bolts, and the two mounting plates 21 can be fixed and disassembled by bolts.

[0030] Reference Figure 1 The number of electrode sheets 3 is two, and the gases generated on the two electrode sheets 3 are different, so the separation and collection of different gases can be achieved.

[0031] One side of the dehydrogenation tank 1 is fixedly connected with an outlet pipe 13 , and the other end of the outlet pipe 13 is fixedly connected to one side of the electrode box 4 . The gas generated by stirring in the dehydrogenation tank 1 enters the electrode box 4 through the outlet pipe 13 .

[0032] The air intake pipe 10 has two sections. One end of the first section of the air intake pipe 10 is fixedly connected to one side of the gas compressor 11, and the other end is fixedly connected to the gas collecting box 9. One end of the second section of the air intake pipe 10 is fixedly connected to one side of the gas collecting box 9, and the other end is fixed to one side of the dehydrogenation tank 1. The inert gas generated by the gas compressor 11 passes through the gas collecting box 9. When the valve 8 is closed, the inert gas in the air intake pipe 10 is stored in the gas collecting box 9.

[0033] A sealing cover is installed on the top of the dehydrogenation tank 1, and the connecting shaft 19 passes through the sealing cover to reach the inside of the dehydrogenation tank 1. The stirring blades at the bottom of the connecting shaft 19 stir the dehydrogenation tank 1, and the dehydrogenation tank 1 is sealed to prevent contact with external gas.

[0034] Working principle: the first bevel gear 23 is driven to rotate by the rotation of the output end of the second motor 17, the second bevel gear 25 is driven to rotate by the rotation of the first bevel gear 23, the threaded rod 24 is driven to rotate by the rotation of the second bevel gear 25, the lifting plate 6 is threadedly connected to the outer wall of the threaded rod 24, the guide plates 18 are slidably connected to the two sides of the lifting plate 6 to realize the up and down movement of the lifting plate 6, the upper surface of the lifting plate 6 is fixedly connected to the first motor 7, the output end of the first motor 7 is fixedly connected to the rotating shaft 20, the bottom of the rotating shaft 20 is fixedly connected to the mounting plate 21, the bottom of the mounting plate 21 is fixedly connected to the connecting shaft 19, the bottom of the connecting shaft 19 is fixedly connected to the stirring blade, and the stirring blade at the bottom of the connecting shaft 19 is disengaged The hydrogen tank 1 is stirred, and the dehydrogenation tank 1 is sealed to prevent contact with external gas. While the stirring blades are stirring, the gas compressor 11 is connected to the air inlet pipe 10 to transport inert gas into the dehydrogenation tank 1 to achieve dehydrogenation of the aluminum liquid. The gas generated by stirring in the dehydrogenation tank 1 enters the electrode box 4 through the air outlet pipe 13. The electrode box 4 is filled with a certain electrolyte solution. After the electrode sheet 3 is energized, the gas generated from the electrode sheet 3 enters the ventilation bottle 12, and the gas enters the protective bottle 5 through the ventilation pipe 16. The height of the ventilation pipe 16 extending into the protective bottle 5 is lower than the height of the gas collecting pipe 14 in the protective bottle 5. The gas finally enters the gas collecting bottle 15 through the gas collecting pipe 14, so as to separate the generated toxic and harmful gases.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A molten aluminum dehydrogenation device, comprising a dehydrogenation tank (1), characterized in that: A first support plate (2) is fixedly connected to one side of the dehydrogenation tank (1); an electrode box (4) is fixedly connected to the upper surface of the first support plate (2); an electrode sheet (3) is arranged inside the electrode box (4); a ventilation bottle (12) is arranged above the electrode sheet (3); a ventilation pipe (16) is fixedly connected to the upper surface of the ventilation bottle (12); a protective bottle (5) is fixedly connected to one end of the ventilation pipe (16); a gas collecting pipe (14) is fixedly connected to the upper surface of the protective bottle (5); a gas collecting bottle (15) is arranged at one end of the gas collecting pipe (14); and a stirring mechanism is arranged on one side of the dehydrogenation tank (1).

2. The aluminum liquid dehydrogenation device according to claim 1, characterized in that: The stirring mechanism comprises a second motor (17), the second motor (17) is fixedly connected to the ground, the output end of the second motor (17) is fixedly connected to a first bevel gear (23), the teeth of the first bevel gear (23) are meshedly connected to a second bevel gear (25), the interior of the second bevel gear (25) is fixedly connected to a threaded rod (24), the outer wall of the threaded rod (24) is threadedly connected to a lifting plate (6), both sides of the lifting plate (6) are slidably connected to guide plates (18), the upper surface of the lifting plate (6) is fixedly connected to the first motor (7), the output end of the first motor (7) is fixedly connected to a rotating shaft (20), the bottom of the rotating shaft (20) is fixedly connected to a mounting plate (21), the bottom of the mounting plate (21) is fixedly connected to a connecting shaft (19), and the bottom of the connecting shaft (19) is fixedly connected to a stirring fan blade.

3. The aluminum liquid dehydrogenation device according to claim 1, characterized in that: A second support plate (22) is fixedly connected to one side of the dehydrogenation tank (1), a gas compressor (11) is fixedly connected to the upper surface of the second support plate (22), an air intake pipe (10) is fixedly connected to one side of the gas compressor (11), and a valve (8) is fixedly connected to the outer wall of the air intake pipe (10).

4. The aluminum liquid dehydrogenation device according to claim 2, characterized in that: There are two mounting plates (21), one of which is fixedly connected to the bottom of the rotating shaft (20), and the other of which is fixedly connected to the top of the connecting shaft (19). The two mounting plates (21) are connected by bolts.

5. The aluminum liquid dehydrogenation device according to claim 2, characterized in that: The number of the electrode sheets (3) is two, and the gases generated on the two electrode sheets (3) are different.

6. The aluminum liquid dehydrogenation device according to claim 1, characterized in that: One side of the dehydrogenation tank (1) is fixedly connected to a gas outlet pipe (13), and the other end of the gas outlet pipe (13) is fixedly connected to one side of the electrode box (4).

7. The aluminum liquid dehydrogenation device according to claim 3, characterized in that: The air intake pipe (10) has two sections, one end of the first section of the air intake pipe (10) is fixedly connected to one side of the gas compressor (11), and the other end is fixedly connected to the air collecting box (9), and one end of the second section of the air intake pipe (10) is fixedly connected to one side of the air collecting box (9), and the other end is fixed to one side of the dehydrogenation tank (1).

8. The aluminum liquid dehydrogenation device according to claim 2, characterized in that: A sealing cover is installed on the upper part of the dehydrogenation tank (1), and the connecting shaft (19) passes through the sealing cover to reach the interior of the dehydrogenation tank (1).

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