CN215118575U

CN215118575U - Submerged arc furnace transformer for electrically melting magnesium

Info

Publication number: CN215118575U
Application number: CN202121795617.9U
Authority: CN
Inventors: 鄢庆浩
Original assignee: Yingkou Kaining Industrial Co ltd
Current assignee: Yingkou Kaining Industrial Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-12-10
Anticipated expiration: 2031-08-03

Abstract

The utility model provides a hot stove transformer in ore deposit for electric smelting magnesium, hot stove transformer technical field in ore deposit, including the bottom plate, the top intermediate position fixedly connected with potential device of bottom plate. The utility model discloses: when the transformer device works, the high-voltage plug and the low-voltage plug are connected with a transformation wire, the first water pumping pump box and the second water pumping pump box are started, the first water pumping pump box drives cooling liquid to pass through the first heat dissipation water pipe and the connecting pipe, the first cooling fin and the second cooling fin on one side are cooled, the second cooling fin is used for cooling the transformer device, the phenomenon that the original heat dissipation structure of the submerged arc furnace transformer uses large current or insufficient cooling caused by poor heat dissipation effect of an axial flow fan is avoided, the caused submerged arc furnace transformer is burnt out, the quality and the reliability of the submerged arc furnace transformer are improved, the cooling effect of water cooling is better than that of forced air cooling, the service life and the safety of the submerged arc furnace transformer are improved.

Description

Submerged arc furnace transformer for electrically melting magnesium

Technical Field

The utility model relates to a hot stove transformer technical field in the ore deposit especially relates to a hot stove transformer in ore deposit for electric smelting magnesium.

Background

The submerged arc furnace is also called electric arc furnace or resistance furnace. It is mainly used for reducing and smelting raw materials such as ore, carbonaceous reducing agent and solvent. The production method is mainly used for producing ferroalloys such as ferrosilicon, ferromanganese, ferrochromium, ferrotungsten, silicomanganese and the like, is an important industrial raw material in the metallurgical industry and a chemical raw material such as calcium carbide and the like, and is characterized in that a carbonaceous or magnesium refractory material is used as a furnace lining, and a self-culture electrode is used. The electrode is inserted into the furnace charge to carry out submerged arc operation, the energy and current of the electric arc are utilized to pass through the furnace charge, the energy is generated due to the resistance of the furnace charge to smelt metal, the charging is carried out sequentially, the iron slag is discharged intermittently, and the continuous operation is carried out. The transformer of the submerged arc furnace has continuous and stable load, low impedance voltage, more voltage regulation stages, smaller stage difference and strong overload capacity. Can be divided into two types of loaded voltage regulation and non-excited voltage regulation. The constant-capacity output of the first stages and the constant-current output of the last stages are common.

In the prior art, the original heat dissipation structure of the transformer of the submerged arc furnace is that heat dissipation fins are arranged on two sides of the transformer and axial flow fans are arranged on the other two sides of the transformer, so that the heat dissipation structure is not enough for dissipating heat of the transformer of the submerged arc furnace, the transformer of the submerged arc furnace is easily burnt out under the condition of large current or insufficient cooling in the past, the quality and the reliability of the transformer of the submerged arc furnace are seriously influenced, and the cooling capacity of water cooling is more than 50 times of forced air cooling.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, provide a better electric smelting hot stove transformer in ore deposit for magnesium of radiating effect, and use the water-cooling structure to dispel the heat.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a submerged arc furnace transformer for electro-fused magnesium comprises a bottom plate, wherein a transformation device is fixedly connected to the middle position of the top of the bottom plate, a high-voltage plug is fixedly connected to the top of the transformation device, a low-voltage plug is fixedly connected to the top of the transformation device, first cooling fins are respectively connected to the front side and the rear side of the transformation device in a penetrating manner, second cooling fins are respectively connected to the left side and the right side of the transformation device in a penetrating manner, a first cooling water pipe is respectively connected to the middle position of the left side of the first cooling fin in a penetrating manner, a second cooling water pipe is respectively connected to the middle position of the front surface of the second cooling fin in a penetrating manner, a first water pump box is fixedly connected to the left side of the first cooling water pipe, a second water pump box is connected to the middle position of the second cooling water pipe in a penetrating manner, and water pumps are respectively fixedly connected to the bottoms of the second cooling water pipe and the second water pump box, the middle position of first heat dissipation water pipe through connection has the connecting pipe, the equal fixedly connected with dust screen in both sides of first water pump case and second water pump case.

Preferably, the top of the transformer device is provided with a through hole matched with the high-voltage plug, and the top of the transformer device, which is close to the low-voltage plug, is provided with a mounting hole matched with the low-voltage plug.

Preferably, the high-voltage plugs and the low-voltage plugs are arranged into two groups, and the positions of the low-voltage plugs and the positions of the high-voltage plugs are in one-to-one correspondence.

Preferably, the second cooling fin on the right side carries out second cooling operation through a second cooling water pipe and a second suction pump box.

Preferably, the second cooling fin on the left side is cooled through a connecting pipe and a first water pump box.

Preferably, the left side of the first radiating fin is provided with a waist-shaped hole matched with the first radiating water pipe, and the front surface of the second radiating fin is provided with a through hole matched with the diameters of the second radiating water pipe and the connecting pipe.

Preferably, the first heat sink and the second heat sink are both made of copper.

Compared with the prior art, the utility model has the advantages and positive effects that,

the utility model discloses in: when the transformer works, the high-voltage plug and the low-voltage plug are connected with a transformation wire, the first water pump box and the second water pump box are started, the first water pump box drives the cooling liquid to pass through the first heat dissipation water pipe and the connecting pipe to cool the first cooling fin and the second cooling fin on one side, the second water pump box drives the cooling liquid to flow in the second heat dissipation water pipe, the temperature of the second heat dissipation water pipe is reduced, and the heat emitted by the second cooling fin is absorbed, so that the second cooling fin can cool the transformer, the phenomenon that the original heat dissipation structure of the submerged arc furnace transformer is burnt by large current or insufficient cooling due to poor heat dissipation effect of an axial flow fan is prevented, the quality and the reliability of the submerged arc furnace transformer are improved, the water-cooled cooling effect is better than the forced air-cooled cooling effect, the service life of the submerged arc furnace transformer is prolonged, and the safety of the submerged arc furnace transformer is improved, the transformer of the submerged arc furnace can effectively perform transformation work, and the operation efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of a transformer of a submerged arc furnace for electrically melting magnesium according to the present invention;

FIG. 2 is a top view of the utility model of a submerged arc furnace transformer for electro-fused magnesia;

fig. 3 is the utility model provides a structure schematic diagram of a water pump in hot stove transformer in ore deposit for electric smelting magnesium.

Illustration of the drawings:

1. a base plate; 2. a voltage transformation device; 3. a high-voltage plug; 4. a low voltage plug; 5. a first heat sink; 6. a second heat sink; 7. a first heat dissipation water pipe; 8. a second heat dissipation water pipe; 9. a first pump box; 10. a second water pump tank; 11. a water pump; 12. a connecting pipe; 13. a dust screen.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

In the embodiment, as shown in fig. 1-3, a submerged arc furnace transformer for fused magnesium comprises a bottom plate 1, a transformation device 2 is fixedly connected to the middle position of the top of the bottom plate 1, a high-voltage plug 3 is fixedly connected to the top of the transformation device 2 near the left side, a low-voltage plug 4 is fixedly connected to the top of the transformation device 2 near the right side, a through hole matched with the high-voltage plug 3 is formed in the top of the transformation device 2, a mounting hole matched with the low-voltage plug 4 is formed in the top of the transformation device 4 near the low-voltage plug, two groups of high-voltage plugs 3 and two groups of low-voltage plugs 4 are arranged, the front side and the rear side of the transformation device 2 corresponding to the positions of the low-voltage plugs 4 and the high-voltage plugs 3 are respectively and penetratingly connected with a first cooling fin 5, the left side and the right side of the transformation device 2 are respectively and penetratingly connected with a second cooling fin 6, and the first cooling fin 5 and the second cooling fin 6 are both made of copper, the middle position of the left side of the first radiating fin 5 is connected with a first radiating water pipe 7 in a penetrating way, the middle position of the front surface of the second radiating fin 6 is connected with a second radiating water pipe 8 in a penetrating way, the left side of the first radiating water pipe 7 is fixedly connected with a first water pumping pump box 9, the middle position of the second radiating water pipe 8 is connected with a second water pumping pump box 10 in a penetrating way, the right side second radiating fin 6 carries out second cooling operation through the second radiating water pipe 8 and the second water pumping pump box 10, the bottoms of the second radiating water pipe 8 and the second water pumping pump box 10 are both fixedly connected with a water pumping pump 11, the middle position of the first radiating water pipe 7 is connected with a connecting pipe 12 in a penetrating way, the left side of the first radiating fin 5 is provided with a waist-shaped hole matched with the first radiating water pipe 7, the front surface of the second radiating fin 6 is provided with a through hole matched with the diameters of the second radiating water pipe 8 and the connecting pipe 12, the left side second radiating fin 6 carries out cooling operation through the connecting pipe 12 and the first water pumping pump box 9, both sides of the first water pump box 9 and the second water pump box 10 are fixedly connected with dust screens 13.

The whole embodiment of the transformer has the advantages that when the transformer 2 works, a high-voltage plug 3 and a low-voltage plug 4 are connected with a transformation wire, a first water pump box 9 and a second water pump box 10 are started, the first water pump box 9 drives cooling liquid to pass through a first heat dissipation water pipe 7 and a connecting pipe 12 to cool a first cooling fin 5 and a second cooling fin 6 on one side, the second water pump box 10 drives the cooling liquid to flow in a second heat dissipation water pipe 8, the temperature of the second heat dissipation water pipe 8 is reduced, heat emitted by the second cooling fin 6 is absorbed, the second cooling fin 6 is used for cooling the transformer 2, the phenomenon that the original heat dissipation structure of the submerged arc furnace transformer is burnt by large current or insufficient cooling due to poor heat dissipation effect of an axial flow fan is prevented, the quality and reliability of the submerged arc furnace transformer are improved, and the water-cooled cooling effect is better than the forced air cooling effect, the service life and the safety of the submerged arc furnace transformer are improved, the submerged arc furnace transformer can effectively perform transformation work, and the operation efficiency is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a hot stove transformer in ore deposit for electric smelting magnesium, includes bottom plate (1), its characterized in that: the transformer device is characterized in that a transformer device (2) is fixedly connected to the middle position of the top of the bottom plate (1), a high-voltage plug (3) is fixedly connected to the top of the transformer device (2) close to the left side, a low-voltage plug (4) is fixedly connected to the top of the transformer device (2) close to the right side, first cooling fins (5) are respectively connected to the front side and the rear side of the transformer device (2) in a penetrating manner, second cooling fins (6) are respectively connected to the left side and the right side of the transformer device (2) in a penetrating manner, first cooling water pipes (7) are respectively connected to the middle position of the left side of the first cooling fins (5) in a penetrating manner, second cooling water pipes (8) are respectively connected to the middle position of the front surface of the second cooling fins (6) in a penetrating manner, a first water pump box (9) is fixedly connected to the left side of the first cooling water pipes (7), and a second water pump box (10) is connected to the middle position of the second cooling water pipes (8) in a penetrating manner, the equal fixedly connected with suction pump (11) in bottom of second heat dissipation water pipe (8) and second water pump case (10), the intermediate position through connection of first heat dissipation water pipe (7) has connecting pipe (12), the equal fixedly connected with dust screen (13) in both sides of first water pump case (9) and second water pump case (10).

2. The submerged arc furnace transformer for electro-fused magnesia as claimed in claim 1, wherein: the top of the transformer device (2) is provided with a through hole matched with the high-voltage plug (3), and the top of the transformer device is provided with a mounting hole matched with the low-voltage plug (4) at a position close to the low-voltage plug (4).

3. The submerged arc furnace transformer for electro-fused magnesia as claimed in claim 1, wherein: the high-voltage plugs (3) and the low-voltage plugs (4) are arranged into two groups, and the low-voltage plugs (4) correspond to the high-voltage plugs (3) one by one.

4. The submerged arc furnace transformer for electro-fused magnesia as claimed in claim 1, wherein: and the second cooling fins (6) on the right side carry out second cooling operation through a second cooling water pipe (8) and a second water pumping pump box (10).

5. The submerged arc furnace transformer for electro-fused magnesia as claimed in claim 1, wherein: and the second radiating fin (6) on the left side is cooled through a connecting pipe (12) and a first water pump box (9).

6. The submerged arc furnace transformer for electro-fused magnesia as claimed in claim 1, wherein: waist-shaped holes matched with the first heat dissipation water pipes (7) are formed in the left side of the first heat dissipation fins (5), and through holes matched with the diameters of the second heat dissipation water pipes (8) and the connecting pipes (12) are formed in the front surfaces of the second heat dissipation fins (6).

7. The submerged arc furnace transformer for electro-fused magnesia as claimed in claim 1, wherein: the first radiating fin (5) and the second radiating fin (6) are both made of copper.