CN215593155U

CN215593155U - Mobile molten aluminum refining and degassing device

Info

Publication number: CN215593155U
Application number: CN202121992567.3U
Authority: CN
Inventors: 杨镇江; 陈洪成; 程海涛; 程建新; 容进新; 周建明
Original assignee: Zhaoqing Hongli Equipment Co ltd
Current assignee: Zhaoqing Hongli Equipment Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-21
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a movable molten aluminum refining degassing device which comprises a graphite rotor and a hollow graphite rod, wherein the hollow graphite rod is connected above the graphite rotor, a sealing shaft is movably mounted at the top of the hollow graphite rod, a connecting pipe is movably mounted above the sealing shaft, and one end of the connecting pipe is connected with a hydrogen tank. When the gear rotates, the central graphite rod rotates inside the aluminum liquid through the movable shaft, the air valve connected to the hydrogen tank is started through the controller, so that hydrogen is transmitted to the inside of the hollow graphite rod through the connecting pipe and discharged from the graphite rotor, and the hydrogen is mixed inside the aluminum liquid to achieve the degassing effect.

Description

Mobile molten aluminum refining and degassing device

Technical Field

The utility model relates to the technical field of aluminum casting production, in particular to a movable molten aluminum refining degassing device.

Background

In the production of aluminum castings, aluminum ingots are melted into aluminum liquid at high temperature in a smelting furnace, high-temperature gas and other various impurities exist in the smelting furnace, the aluminum liquid needs to be pretreated before the aluminum liquid is poured into a pressing mold, the molten aluminum liquid can be subjected to die casting production after reaching the standard, and the pretreatment of the aluminum liquid comprises degassing of the aluminum liquid.

However, when having the existing aluminium liquid degassing, the position of graphite rotor and graphite bull stick is more fixed, so the position of graphite rotor and graphite bull stick stirring in aluminium liquid is more fixed to hardly with gaseous even dispersion to aluminium liquid, thereby very big reduction the degassing efficiency, graphite rotor and graphite bull stick rotate the in-process moreover and make aluminium liquid stir the in-process spill very easily, so too high temperature's aluminium liquid scalds the staff easily, thereby very big reduction the security.

Moreover, the aluminum liquid degassing is troublesome when starting and adjusting the degassing device, and aluminum liquid smelting furnaces on the market are different in size and installation environment, so that the degassing device is inconvenient to adjust the position.

Therefore, the utility model provides a movable molten aluminum refining degassing device to solve the problems in the background technology.

Disclosure of Invention

The utility model aims to provide a movable molten aluminum refining degassing device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a movable molten aluminum refining degassing device comprises a graphite rotor and a hollow graphite rod, wherein the hollow graphite rod is connected above the graphite rotor, a sealing shaft is movably mounted at the top of the hollow graphite rod, a connecting pipe is movably mounted above the sealing shaft, and one end of the connecting pipe is connected with a hydrogen tank;

a sealing shell is arranged below the sealing shaft, a first motor is arranged in the sealing shell, one end of the first motor is connected with a second gear, one side of the second gear is meshed with the first gear, the first gear is fixed on the outer side wall of the hollow graphite rod, a movable shaft is arranged below the first gear, the movable shaft is movably sleeved on the outer side wall of the hollow graphite rod, and a fixed block is fixed on one side of the movable shaft;

a plurality of electric telescopic rods are fixedly arranged on two side walls of the sealing shell and the fixed block, one end of each electric telescopic rod is fixedly provided with a lifting block, a second sliding groove is formed in the lifting block, a first sliding groove and a third sliding groove are formed in the front side wall and the rear side wall of the lifting block, a first nut is fixed on the side wall of the first lifting block, a screw rod is arranged in the first nut, a moving frame is movably connected below the screw rod, a third motor is connected above the screw rod, and a sliding frame is arranged on the outer side of the screw rod;

the sliding frame is fixed to the bottom of the sliding frame, sliding ways are fixed to two sides of the sliding frame, one side of each sliding way is located in the corresponding sliding groove, and the other side of each sliding way is fixed to the side wall of the sliding frame.

As a further scheme of the utility model, a pushing handle is fixed on the surface of one side of the moving frame, and a controller is arranged in the middle of one side wall of the sliding frame.

As a further scheme of the utility model, the four corners of the bottom of the movable frame are provided with movable wheels.

As a further scheme of the utility model, one side of the electric telescopic rod is provided with a plurality of sliding rods, one ends of the sliding rods are fixed on the fixed block and the side wall of the sealing shell, and the other ends of the sliding rods are positioned at the three inner sides of the sliding grooves.

As a further scheme of the utility model, a limiting block is fixed on the outer side wall of the hollow graphite rod, a ring cover is arranged above the limiting block, a hole is formed in the circle center of the ring cover, and the ring cover is sleeved outside the hollow graphite rod through the circular hole.

As a further scheme of the utility model, a plurality of rail rods are fixed on the top surface of the ring cover, a plurality of sealing plates are arranged above the rail rods, the number of the sealing plates is two, and nuts II are respectively arranged on the inner sides of the two sealing plates.

As a further scheme of the utility model, a two-way screw rod is arranged in the second nut, one end of the two-way screw rod is connected with a second motor, a heat insulation box is arranged on the outer side of the second motor, and the second motor is fixed on the ring cover through the heat insulation box.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the graphite lifting device is lifted vertically, the third motor is started through the controller, the third motor rotates the screw rod to rotate, the rotating screw rod drives the first nut to move, the first moving nut drives the lifting block to move in the sliding frame, and the first sliding grooves on the two sides of the lifting block slide on the outer side of the sliding way, so that the graphite rotor and the hollow graphite rod are lifted more stably.

2. When the graphite rotor and the hollow graphite rod move into the molten aluminum, the external controller starts the first motor, the first motor rotates to drive the second gear to rotate in a manner of being meshed with the first gear, the hollow graphite rod rotates inside the molten aluminum through the movable shaft when the first gear rotates, the first motor is started, meanwhile, the controller starts the air valve connected to the hydrogen tank, so that hydrogen is transmitted to the inside of the hollow graphite rod through the connecting pipe and is discharged from the graphite rotor, and the hydrogen is mixed inside the molten aluminum to achieve the degassing effect.

Drawings

FIG. 1 is a schematic perspective view of a first embodiment of a mobile molten aluminum refining degassing apparatus.

FIG. 2 is a schematic view of a gear structure of a first embodiment of a mobile molten aluminum refining degassing apparatus.

FIG. 3 is a schematic view of a slide structure in a first embodiment of a mobile molten aluminum refining degassing apparatus.

FIG. 4 is a schematic view of a ring cover structure of the second embodiment in a mobile molten aluminum refining degassing apparatus.

FIG. 5 is a schematic diagram of a second embodiment of a stop block in a mobile molten aluminum refining degassing apparatus.

In the figure: 1. a graphite rotor; 2. a hollow graphite rod; 3. a movable shaft; 4. a seal shaft; 5. a connecting pipe; 6. a hydrogen tank; 7. a first gear; 8. a second gear; 9. a fixed block; 10. sealing the shell;

11. a first motor; 12. an electric telescopic rod; 13. a lifting block; 14. a first sliding chute; 15. a second chute; 16. a third chute; 17. a first nut; 18. a second motor; 19. a heat insulation box; 20. a screw;

21. a movable frame; 22. a carriage; 23. a third motor; 24. a slideway; 25. a controller; 26. a pushing handle; 27. a moving wheel; 28. a limiting block; 29. a ring cover; 30. a rail bar;

31. a sealing plate; 32. a second nut; 33. a bidirectional screw rod; 34. a slide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows: referring to fig. 1 to 3, in the embodiment of the utility model, the mobile molten aluminum refining degassing device comprises a graphite rotor 1 and a hollow graphite rod 2, wherein the hollow graphite rod 2 is connected above the graphite rotor 1, a sealing shaft 4 is movably installed at the top of the hollow graphite rod 2, a connecting pipe 5 is movably installed above the sealing shaft 4, and one end of the connecting pipe 5 is connected with a hydrogen tank 6;

a sealing shell 10 is arranged below the sealing shaft 4, a first motor 11 is arranged inside the sealing shell 10, one end of the first motor 11 is connected with a second gear 8, one side of the second gear 8 is meshed with a first gear 7, the first gear 7 is fixed on the outer side wall of the hollow graphite rod 2, a movable shaft 3 is arranged below the first gear 7, the movable shaft 3 is movably sleeved on the outer side wall of the hollow graphite rod 2, and a fixed block 9 is fixed on one side of the movable shaft 3;

a plurality of electric telescopic rods 12 are fixedly arranged on two side walls of the sealing shell 10 and the fixed block 9, one end of each electric telescopic rod 12 is fixedly provided with a lifting block 13, a second sliding groove 15 is formed in the lifting block 13, a first sliding groove 14 and a third sliding groove 16 are formed in the front side wall and the rear side wall of the lifting block 13, a first nut 17 is fixed on one side wall of the lifting block 13, a screw rod 20 is arranged in the first nut 17, a moving frame 21 is movably connected below the screw rod 20, a third motor 23 is connected above the screw rod 20, and a sliding frame 22 is arranged on the outer side of the screw rod 20;

the bottom of the sliding frame 22 is fixed on the moving frame 21, two sides of the sliding frame 22 are both fixed with sliding ways 24, one side of each sliding way 24 is positioned in the first sliding groove 14, and the other side of each sliding way 24 is fixed on the side wall of the sliding frame 22;

a push handle 26 is fixed on the surface of one side of the moving frame 21, a controller 25 is installed in the middle of one side wall of the sliding frame 22, moving wheels 27 are installed at four corners of the bottom of the moving frame 21, a plurality of sliding rods 34 are arranged on one side of the electric telescopic rod 12, one end of each sliding rod 34 is fixed on the side wall of the fixed block 9 and the sealing shell 10, and the other end of each sliding rod 34 is located on the inner side of the corresponding sliding groove III 16;

during operation, the positions of the graphite rotor 1 and the hollow graphite rod 2 are adjusted by pushing the push handle 26 and the plurality of moving wheels 27 at the bottom of the moving frame 21, the graphite rotor 1 and the hollow graphite rod 2 are moved to an appointed place, when the graphite rotor 1 and the hollow graphite rod 2 are adjusted to the front position horizontally, the plurality of electric telescopic rods 12 are started through the controller 25, one end of the fixing block 9 is moved through the plurality of electric telescopic rods 12, the graphite rotor 1 and the hollow graphite rod 2 are moved to the appointed position, the sliding rod 34 is limited in the third sliding groove 16 in a sliding mode, and the effect of stable limiting is achieved;

when the graphite rotor 1 and the hollow graphite rod 2 are lifted vertically, the controller 25 starts the motor III 23, the motor III 23 rotates the screw rod 20 to rotate, the rotating screw rod 20 drives the nut I17 to move, the moving nut I17 drives the lifting block 13 to move in the sliding frame 22, and the sliding grooves I14 on two sides of the lifting block 13 slide on the outer side of the sliding way 24, so that the graphite rotor 1 and the hollow graphite rod 2 are more stable when lifted;

when the graphite rotor 1 and the hollow graphite rod 2 move to the inside of the aluminum liquid, a first motor 11 is started through an external controller 25, the first motor 11 is rotated to drive a second gear 8 when started, the second gear 8 is meshed with a first gear 7 to rotate, the hollow graphite rod 2 rotates inside the aluminum liquid through a movable shaft 3 when the first gear 7 rotates, an air valve connected to a hydrogen tank 6 is started through the controller 25 when the first motor 11 is started, so that hydrogen is transmitted to the inside of the hollow graphite rod 2 through a connecting pipe 5 and discharged from the graphite rotor 1, and the hydrogen is mixed inside the aluminum liquid to achieve the degassing effect;

example two: referring to fig. 4 to 5, in the embodiment of the present invention, as a further improvement of the previous embodiment, a limiting block 28 is fixed on an outer side wall of the hollow graphite rod 2, a ring cover 29 is disposed above the limiting block 28, and a hole is formed at a circle center of the ring cover 29 and is sleeved outside the hollow graphite rod 2 through the circular hole;

a plurality of rail rods 30 are fixed on the surface of the top of the ring cover 29, a plurality of sealing plates 31 are arranged above the rail rods 30, the number of the sealing plates 31 is two, nuts 32 are mounted on the inner sides of the two sealing plates 31, two-way lead screws 33 are arranged in the nuts 32, one ends of the two-way lead screws 33 are connected with a motor II 18, a heat insulation box 19 is arranged on the outer side of the motor II 18, and the motor II 18 is fixed on the ring cover 29 through the heat insulation box 19;

during operation, when graphite rotor 1 and hollow graphite pole 2 remove to aluminium liquid inside, hollow graphite pole 2 outside cover is equipped with ring cap 29 and covers the top of establishing at the smelting pot surface of aluminium liquid, reach isolated aluminium liquid, prevent the effect of aluminium liquid spill, and through controller 25, starter motor two 19, rotate through two-way lead screw 33 when motor two 19 rotates, rotate two-way lead screw 33 and drive two closing plates 31 through two nuts 32 and remove to the middle part, thereby seal the centre of a circle at ring cap 29 middle part, and fix ring cap 29 on hollow graphite pole 2 lateral wall.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A movable molten aluminum refining degassing device comprises a graphite rotor (1) and a hollow graphite rod (2), and is characterized in that the hollow graphite rod (2) is connected above the graphite rotor (1), a sealing shaft (4) is movably mounted at the top of the hollow graphite rod (2), a connecting pipe (5) is movably mounted above the sealing shaft (4), and one end of the connecting pipe (5) is connected with a hydrogen tank (6);

a sealing shell (10) is arranged below the sealing shaft (4), a first motor (11) is arranged inside the sealing shell (10), one end of the first motor (11) is connected with a second gear (8), one side of the second gear (8) is meshed with a first gear (7), the first gear (7) is fixed on the outer side wall of the hollow graphite rod (2), a movable shaft (3) is arranged below the first gear (7), the movable shaft (3) is movably sleeved on the outer side wall of the hollow graphite rod (2), and a fixed block (9) is fixed on one side of the movable shaft (3);

a plurality of electric telescopic rods (12) are fixedly mounted on two side walls of the sealing shell (10) and the fixing block (9), a lifting block (13) is fixed at one end of each electric telescopic rod (12), a second sliding groove (15) is formed in each lifting block (13), a first sliding groove (14) and a third sliding groove (16) are formed in the front side wall and the rear side wall of each lifting block (13), a first nut (17) is fixed on one side wall of each lifting block (13), a screw rod (20) is arranged in each first nut (17), a moving frame (21) is movably connected below each screw rod (20), a third motor (23) is connected above each screw rod (20), and a sliding frame (22) is arranged on the outer side of each screw rod (20);

the bottom of the sliding frame (22) is fixed on the moving frame (21), sliding ways (24) are fixed on two sides of the sliding frame (22), one side of each sliding way (24) is located in the first sliding groove (14), and the other side of each sliding way (24) is fixed on the side wall of the sliding frame (22).

2. The mobile molten aluminum refining and degassing device as claimed in claim 1, characterized in that a pushing handle (26) is fixed on one side surface of the moving frame (21), and a controller (25) is installed in the middle of one side wall of the sliding frame (22).

3. The mobile molten aluminum refining and degassing device as claimed in claim 1, characterized in that the four corners of the bottom of the movable frame (21) are provided with movable wheels (27).

4. The mobile molten aluminum refining and degassing device as claimed in claim 1, wherein a plurality of sliding rods (34) are arranged on one side of the electric telescopic rod (12), one end of each sliding rod (34) is fixed on the side walls of the fixed block (9) and the sealing shell (10), and the other end of each sliding rod (34) is located on the inner side of the third sliding groove (16).

5. The mobile molten aluminum refining degassing device as claimed in claim 1, characterized in that a limiting block (28) is fixed on the outer side wall of the hollow graphite rod (2), a ring cover (29) is arranged above the limiting block (28), and a hole is formed in the center of the ring cover (29) and sleeved outside the hollow graphite rod (2) through the circular hole.

6. The mobile molten aluminum refining and degassing device as claimed in claim 5, wherein a plurality of rail rods (30) are fixed on the top surface of the ring cover (29), a plurality of sealing plates (31) are arranged above the rail rods (30), the number of the sealing plates (31) is two, and nuts two (32) are arranged on the inner sides of the two sealing plates (31).

7. The mobile molten aluminum refining and degassing device as claimed in claim 6, wherein a bidirectional screw rod (33) is arranged in the second nut (32), one end of the bidirectional screw rod (33) is connected with the second motor (18), a heat insulation box (19) is arranged outside the second motor (18), and the second motor (18) is fixed on the ring cover (29) through the heat insulation box (19).