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CN-224227099-U - Iron runner cover plate

CN224227099UCN 224227099 UCN224227099 UCN 224227099UCN-224227099-U

Abstract

The application discloses an iron runner cover plate, and belongs to the technical field of metallurgy. The iron runner cover plate comprises a shell, a heat insulation layer, a casting material layer and a radiation protection layer. The housing has a receiving groove. The heat insulation layer, the casting material layer and the radiation protection layer are all arranged in the accommodating groove, and are sequentially arranged along the direction from the bottom of the accommodating groove to the notch, the heat insulation layer is fixedly connected to the inner wall of the accommodating groove, the casting material layer is fixedly connected to the heat insulation layer and/or the inner wall of the accommodating groove, and the radiation protection layer is fixedly connected to the casting material layer and/or the inner wall of the accommodating groove. The heat insulation layer is formed by the radiation-proof layer, the pouring layer and the heat insulation layer, so that the heat insulation performance of the iron runner cover plate is enhanced, the heat absorption capacity of the iron runner cover plate in unit time is effectively reduced, the surface temperature of the iron runner cover plate shell is reduced, the environmental heat radiation is reduced, the heat dissipation loss of molten iron is reduced, and the temperature of molten iron is ensured.

Inventors

  • CUI YUANYUAN
  • SHAO JUNNING
  • ZHONG KAI
  • YANG BIN
  • ZHOU JILIANG
  • YANG XIAOTING

Assignees

  • 首钢集团有限公司
  • 北京首钢股份有限公司

Dates

Publication Date
20260512
Application Date
20250605

Claims (10)

  1. 1. An iron runner cover plate, comprising: a housing (110) having a receiving groove (110 a); The heat insulation layer (120), the castable layer (130) and the radiation protection layer (140), wherein the heat insulation layer (120), the castable layer (130) and the radiation protection layer (140) are arranged in the accommodating groove (110 a), along the direction from the groove bottom of the accommodating groove (110 a) to the groove opening, the heat insulation layer (120), the castable layer (130) and the radiation protection layer (140) are sequentially arranged, the heat insulation layer (120) is fixedly connected to the inner wall of the accommodating groove (110 a), the castable layer (130) is fixedly connected to the heat insulation layer (120) and/or the inner wall of the accommodating groove (110 a), and the radiation protection layer (140) is fixedly connected to the castable layer (130) and/or the inner wall of the accommodating groove (110 a).
  2. 2. The iron runner cover according to claim 1, characterized in that the insulating layer (120) is fixedly connected to the bottom wall of the receiving groove (110 a).
  3. 3. The iron runner cover according to claim 1, characterized in that the castable layer (130) is fixedly connected to the insulating layer (120) and the side walls of the receiving groove (110 a).
  4. 4. The iron runner cover according to claim 1, characterized in that the radiation protection layer (140) is fixedly connected to the casting layer (130) and the side walls of the receiving groove (110 a).
  5. 5. The iron runner cover plate as claimed in any one of claims 1 to 4, wherein the radiation protection layer (140) is flush with the notch of the receiving groove (110 a).
  6. 6. The iron runner cover plate according to any one of claims 1 to 4, wherein the iron runner cover plate (100) further comprises an anchoring hook (150) fixedly connected to an inner wall of the receiving groove (110 a), the insulating layer (120) and/or the casting layer (130) being fixedly connected to the anchoring hook (150).
  7. 7. The iron runner cover according to claim 6, wherein the iron runner cover (100) includes a plurality of the anchoring hooks (150), a portion of the anchoring hooks (150) being Y-shaped and a portion of the anchoring hooks (150) being V-shaped.
  8. 8. The iron runner cover according to any one of claims 1-4, wherein the iron runner cover (100) further comprises a lifting lug (160) fixedly connected to the housing (110).
  9. 9. The iron runner cover according to claim 8, wherein the housing (110) is square, four lifting lugs (160) are provided, and the four lifting lugs (160) are respectively connected to four corners of the upper end surface of the housing (110).
  10. 10. The iron runner cover according to any one of claims 1-4, wherein the housing (110) comprises a top plate (111) and four side plates (112), the top plate (111) and the side plates (112) are rectangular, the four side plates (112) are respectively connected to four sides of the top plate (111), the top plate (111) and the side plates (112) are perpendicular, and the top plate (111) and the side plates (112) enclose the accommodating groove (110 a).

Description

Iron runner cover plate Technical Field The application belongs to the technical field of metallurgy, and particularly relates to an iron runner cover plate. Background The cover plate is arranged above the slag iron runner in the domestic blast furnace generally, and the core functions of the cover plate are mainly three aspects of firstly serving as a safety protection barrier to ensure safety of field operators and traffic of maintenance vehicles, secondly reducing heat dissipation of high-temperature molten iron (about 1450-1550 ℃) and slag in the slag iron runner through a covering structure, and finally effectively preventing smoke dust generated in the smelting process from diffusing and keeping the working environment in front of the furnace clean. The heat insulation performance of the iron runner cover plate in the related art is poor, so that the surface temperature of the shell is often over 200 ℃, the environmental heat radiation is increased, and the temperature drop of molten iron is more directly caused. Disclosure of utility model The application aims to at least solve the technical problem that the heat insulation performance of the iron runner cover plate in the related art is poor to a certain extent. To this end, the application provides an iron runner cover plate. The iron runner cover plate provided by the embodiment of the application comprises: A housing having an accommodating groove; The heat insulation layer, the pouring material layer and the radiation protection layer are arranged in the accommodating groove, the heat insulation layer, the pouring material layer and the radiation protection layer are sequentially arranged along the direction from the bottom of the accommodating groove to the notch, the heat insulation layer is fixedly connected to the inner wall of the accommodating groove, the pouring material layer is fixedly connected to the heat insulation layer and/or the inner wall of the accommodating groove, and the radiation protection layer is fixedly connected to the pouring material layer and/or the inner wall of the accommodating groove. In some embodiments, the insulating layer is fixedly attached to the bottom wall of the receiving groove. In some embodiments, the castable layer is fixedly connected to the insulating layer and the side wall of the accommodating groove. In some embodiments, the radiation protective layer is fixedly connected to the castable layer and the side wall of the accommodating groove. In some embodiments, the radiation protective layer is flush with the notch of the receiving groove. In some embodiments, the iron runner cover plate further comprises an anchoring hook fixedly connected to the inner wall of the accommodating groove, and the heat insulating layer and/or the castable layer are/is fixedly connected to the anchoring hook. In some embodiments, the iron runner cover plate includes a plurality of the anchoring hooks, a portion of the anchoring hooks being Y-shaped and a portion of the anchoring hooks being V-shaped. In some embodiments, the iron runner cover plate further comprises a lifting lug fixedly connected to the housing. In some embodiments, the housing is square, and the four lifting lugs are respectively connected to four corners of the upper end face of the housing. In some embodiments, the housing includes a top plate and four side plates, the top plate and the side plates are rectangular, the four side plates are respectively connected to four sides of the top plate, the top plate and the side plates are vertical, and the top plate and the side plates surround the accommodating groove. The utility model has at least the following beneficial effects: the iron runner cover plate comprises a shell, a heat insulation layer, a casting material layer and a radiation protection layer. The housing has a receiving groove. The heat insulation layer, the casting material layer and the radiation protection layer are all arranged in the accommodating groove, and are sequentially arranged along the direction from the bottom of the accommodating groove to the notch, the heat insulation layer is fixedly connected to the inner wall of the accommodating groove, the casting material layer is fixedly connected to the heat insulation layer and/or the inner wall of the accommodating groove, and the radiation protection layer is fixedly connected to the casting material layer and/or the inner wall of the accommodating groove. The heat insulation layer is arranged on the surface of the shell, and the heat insulation layer is arranged on the surface of the shell, so that the heat insulation layer is arranged on the surface of the shell, and the heat insulation layer is arranged on the surface of the shell. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the draw