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CN-224215333-U - Melting furnace burner and vanadium product melting furnace

CN224215333UCN 224215333 UCN224215333 UCN 224215333UCN-224215333-U

Abstract

The utility model relates to a melting furnace burner and a vanadium product melting furnace, and relates to the field of melting, comprising a gas port, a first combustion-supporting gas outlet, a second combustion-supporting gas outlet, a third combustion-supporting gas outlet and a fourth combustion-supporting gas outlet which are arranged around the gas port, wherein a temperature measuring port is arranged between the first combustion-supporting gas outlet and the fourth combustion-supporting gas outlet, the equivalent circle diameters of the first combustion-supporting gas outlet, the second combustion-supporting gas outlet, the third combustion-supporting gas outlet and the fourth combustion-supporting gas outlet are all smaller than the equivalent circle diameter of the gas port, and the equivalent circle diameter of the first combustion-supporting gas outlet, the equivalent circle diameter of the second combustion-supporting gas outlet, the equivalent circle diameter of the third combustion-supporting gas outlet, the equivalent circle diameter of the fourth combustion-supporting gas outlet are smaller than the equivalent circle diameter of the gas port. According to the burner of the melting furnace, the gas ports and the combustion-supporting gas outlets are reasonably configured, and the temperature measuring ports are matched, so that the regulation and control of the gas in the furnace mouth and the combustion-supporting gas are realized, the uniform distribution of the temperature field in the melting furnace is further ensured, the local overheating or underburning in the melting furnace is avoided, and the high-quality fuse piece is ensured.

Inventors

  • ZHANG ZHANZHONG
  • HUANG XIAOLI
  • YU YANJIE

Assignees

  • 承德燕北冶金材料有限公司

Dates

Publication Date
20260508
Application Date
20250516

Claims (10)

  1. 1. A melting furnace burner, the melting furnace burner comprising: A gas port, a first combustion-supporting gas outlet arranged around the gas port a second combustion-supporting gas outlet, a third combustion-supporting gas outlet and a fourth combustion-supporting gas outlet; a temperature measuring port is arranged between the first combustion-supporting gas outlet and the fourth combustion-supporting gas outlet; The equivalent circle diameters of the first combustion-supporting gas outlet, the second combustion-supporting gas outlet, the third combustion-supporting gas outlet and the fourth combustion-supporting gas outlet are all smaller than the equivalent circle diameter of the gas inlet; The equivalent circle diameter of the first combustion-supporting gas outlet, the equivalent circle diameter of the second combustion-supporting gas outlet, the equivalent circle diameter of the third combustion-supporting gas outlet, the equivalent circle diameter of the fourth combustion-supporting gas outlet and the equivalent circle diameter of the gas port are equal.
  2. 2. The burner of a melting furnace according to claim 1, wherein the equivalent circular diameter of the first combustion-supporting gas outlet is 21-23% of the equivalent circular diameter of the gas port; The equivalent circular diameter of the second combustion-supporting gas outlet is 21-23% of the equivalent circular diameter of the gas port.
  3. 3. The burner of a melting furnace according to claim 1, wherein the equivalent circular diameter of the third combustion-supporting gas outlet is 21-23% of the equivalent circular diameter of the gas port; The equivalent circle diameter of the fourth combustion-supporting gas outlet is 21-23% of the equivalent circle diameter of the gas port.
  4. 4. The melting furnace burner of claim 1, wherein the equivalent circular diameter of the gas port is 210-230mm.
  5. 5. The burner of a melting furnace according to claim 1, wherein the equivalent circular diameter of the first combustion-supporting gas outlet is 45-55mm; the equivalent circular diameter of the second combustion-supporting gas outlet is 45-55mm; the equivalent circular diameter of the third combustion-supporting gas outlet is 45-55mm; the equivalent circular diameter of the fourth combustion-supporting gas outlet is 45-55mm.
  6. 6. The burner of claim 1, wherein the shape of the gas port comprises a circular shape or a polygonal shape; The shape of the first combustion-supporting gas outlet comprises a round shape or a polygonal shape; the shape of the second combustion-supporting gas outlet comprises a round shape or a polygonal shape; the shape of the third combustion-supporting gas outlet comprises a round shape or a polygonal shape; the shape of the fourth combustion-supporting gas outlet comprises a round shape or a polygonal shape.
  7. 7. The burner of a melting furnace according to claim 1, wherein the first combustion-supporting gas outlet, the second combustion-supporting gas outlet, the third combustion-supporting gas outlet, and the fourth combustion-supporting gas outlet are equally spaced with the gas port as a center.
  8. 8. The melting furnace burner of claim 1, wherein the shortest distance between the temperature measuring port and the gas port > the shortest distance between the first combustion supporting gas outlet and the gas port; the shortest distance between the temperature measuring port and the gas port is greater than the shortest distance between the fourth combustion-supporting gas outlet and the gas port.
  9. 9. The burner of the melting furnace according to claim 8, wherein the center-to-center distance between the temperature measuring port and the gas port is 1.1-1.2 times of the equivalent circular diameter of the gas port; The center distance between the first combustion-supporting gas outlet and the gas port is 0.9-1 times of the equivalent circle diameter of the gas port; the center distance between the fourth combustion-supporting gas outlet and the gas port is 0.9-1 times of the equivalent circle diameter of the gas port.
  10. 10. A furnace for melting vanadium products, characterized in that it comprises a furnace burner according to any one of claims 1-9.

Description

Melting furnace burner and vanadium product melting furnace Technical Field The utility model relates to the field of melting, in particular to a melting furnace burner and a vanadium product melting furnace. Background Currently, smelting vanadium products using a melting furnace to produce V 2O5 vanadium chips is a common process and has been widely used. The invention discloses a vanadium product melting furnace, which comprises a furnace shell, a furnace lining structure, a feeding hole, an air inlet and a flue, wherein the furnace shell forms an external structure of a furnace body of the melting furnace, the furnace lining structure is formed on the inner side of the furnace shell of the melting furnace and forms a hearth of the melting furnace, the feeding hole is arranged in the upper surface of the furnace shell, vanadium products to be melted are placed into the furnace through the feeding hole, the air inlet is arranged on the side surface of the furnace shell and used for introducing air quantity required by a melting process into the melting furnace, the flue is arranged on the side surface of the furnace shell and used for discharging flue gas generated in the process of melting the vanadium products, and the furnace lining structure comprises a furnace side wall and a furnace bottom, and is provided with a platform withdrawing structure which is formed by gradually withdrawing the furnace side wall into the furnace and is intersected with the furnace bottom. CN212082004U discloses a vanadium product melting furnace, which comprises a melting furnace body, wherein the melting furnace body comprises a furnace shell forming an external structure of the melting furnace body, a furnace lining structure formed on the inner side of the furnace shell and forming a melting furnace hearth, the furnace shell and the furnace lining structure form the melting furnace body structure, the melting furnace hearth comprises a melting chamber, a smoke temperature-regulating sedimentation chamber, a smoke hood is connected to the upper part of the smoke temperature-regulating sedimentation chamber and is used for discharging smoke out of the melting furnace through the smoke hood, and a ventilation opening communicated with an air supply pipeline is arranged in the smoke temperature-regulating sedimentation chamber and is used for sending air into the smoke temperature-regulating sedimentation chamber through the ventilation opening. However, in the melting furnace provided in the prior art, the configuration of the fuel gas and the combustion-supporting gas is unreasonable, and the fuel gas is directly supplied to the melting furnace, so that the temperature field in the furnace is unevenly distributed, and the partial overheating or underburning is caused, which is unfavorable for the high-quality fuse piece. Disclosure of utility model In view of the problems in the prior art, the utility model aims to provide a melting furnace burner and a vanadium product melting furnace, so as to solve the defects that the temperature field in the melting furnace is unevenly distributed, so that local overheating or underburning is caused, and high-quality melting sheets are not facilitated. To achieve the purpose, the utility model adopts the following technical scheme: In a first aspect, the present utility model provides a melting furnace burner, comprising: A gas port, a first combustion-supporting gas outlet arranged around the gas port a second combustion-supporting gas outlet, a third combustion-supporting gas outlet and a fourth combustion-supporting gas outlet; a temperature measuring port is arranged between the first combustion-supporting gas outlet and the fourth combustion-supporting gas outlet; The equivalent circle diameters of the first combustion-supporting gas outlet, the second combustion-supporting gas outlet, the third combustion-supporting gas outlet and the fourth combustion-supporting gas outlet are all smaller than the equivalent circle diameter of the gas inlet; The equivalent circle diameter of the first combustion-supporting gas outlet, the equivalent circle diameter of the second combustion-supporting gas outlet, the equivalent circle diameter of the third combustion-supporting gas outlet, the equivalent circle diameter of the fourth combustion-supporting gas outlet and the equivalent circle diameter of the gas port are equal. According to the burner of the melting furnace, the gas ports and the combustion-supporting gas outlets are reasonably configured, and the temperature measuring ports are matched, so that the regulation and control of the gas in the furnace mouth and the combustion-supporting gas are realized, the uniform distribution of the temperature field in the melting furnace is further ensured, the local overheating or underburning in the melting furnace is avoided, and the high-quality fuse piece is ensured. As a preferable technical scheme of the utility model, the equivalent cir