CN219200005U - Prefabricated furnace top of heating furnace - Google Patents
Prefabricated furnace top of heating furnace Download PDFInfo
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- CN219200005U CN219200005U CN202320685017.XU CN202320685017U CN219200005U CN 219200005 U CN219200005 U CN 219200005U CN 202320685017 U CN202320685017 U CN 202320685017U CN 219200005 U CN219200005 U CN 219200005U
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- furnace
- prefabricated
- furnace roof
- hanging
- roof
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 42
- 239000011449 brick Substances 0.000 claims abstract description 26
- 238000004873 anchoring Methods 0.000 claims abstract description 22
- 238000010276 construction Methods 0.000 claims abstract description 5
- 238000009413 insulation Methods 0.000 claims description 18
- 230000009970 fire resistant effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000000835 fiber Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model relates to the technical field of furnace roof structures of heating furnaces, in particular to a prefabricated furnace roof of a heating furnace, which comprises a plurality of prefabricated furnace roof modules which are combined together, wherein each prefabricated furnace roof module comprises a plurality of furnace roof hanging structures and a furnace roof masonry lining, each furnace roof hanging structure comprises a hanging brick, a hanging lantern ring and a lifting hook, each hanging brick comprises a hanging end and an anchoring end, each anchoring end is anchored in the furnace roof masonry lining, each hanging end is connected with each hanging lantern ring, the upper end of each hanging lantern ring is connected with a lifting hook, and the upper end of each lifting hook is connected with a furnace roof girder of the heating furnace. The prefabricated furnace top of the heating furnace is formed by arranging and combining a plurality of prefabricated furnace top modules, the construction process is convenient, the prefabricated furnace top can be spliced and used on site, the overhaul is convenient, the furnace stopping time is reduced, the arrangement of each layer of the furnace top masonry lining is reasonable, and the service life of the furnace top is prolonged.
Description
Technical Field
The utility model relates to the technical field of furnace top structures of heating furnaces, and particularly provides a prefabricated furnace top of a heating furnace.
Background
The furnace top of the heating furnace is used as a high-temperature area of the whole furnace body and is also an area where refractory materials are easy to damage, and in order to improve the whole service life of the furnace, the times of furnace shutdown maintenance of the furnace are reduced, and the service life of the furnace top is prolonged. The furnace top structure of the heating furnace mainly refers to a furnace top refractory material structure (comprising a furnace top heat insulation layer), a hanging mechanism and a heat supply part thereof, and is an important factor influencing the service life of the furnace top. Therefore, a prefabricated furnace top of the heating furnace needs to be designed to solve the problem that the furnace top of the heating furnace is easy to damage and long in furnace stopping time when being replaced.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the prefabricated furnace top of the heating furnace, which is convenient and quick to install and long in service life.
The utility model provides a prefabricated furnace top of a heating furnace, which comprises a plurality of prefabricated furnace top modules which are combined together, wherein each prefabricated furnace top module comprises a plurality of furnace top hanging structures and a furnace top masonry lining, each furnace top hanging structure comprises a hanging brick, a hanging lantern ring and a lifting hook, each hanging brick comprises a hanging end and an anchoring end, each anchoring end is anchored in the furnace top masonry lining, each hanging end is connected with each hanging lantern ring, the upper end of each hanging lantern ring is connected with a lifting hook, and the upper end of each lifting hook is connected with a furnace top girder of the heating furnace.
Preferably, the furnace top masonry lining comprises a furnace top heat insulation layer, a furnace top heat insulation layer and a furnace top fire resistant layer in sequence from far to near from the inside of the furnace chamber, and the anchoring end of the hanging brick is anchored in the furnace top heat insulation layer, the furnace top heat insulation layer and the furnace top fire resistant layer.
Further preferably, the surface of the anchoring end of the hanging brick is provided with a plurality of grooves, one side of the hanging end, which is close to the anchoring end, is provided with two hanging clamping grooves, two hanging lantern rings are arranged, the lower ends of the two hanging lantern rings are clamped on the hanging clamping grooves, and the upper ends of the two hanging lantern rings are connected with the lifting hooks.
Further preferably, the lower end of the lifting hook is of a hook structure, the upper end of the lifting hook is of a vertical section, threads are arranged on the vertical section, after the upper end of the lifting hook penetrates through the furnace roof girder, a gasket is sleeved, and a nut is arranged on the threads of the vertical section of the lifting hook.
Further preferably, a plurality of prefabricated furnace top modules are arranged and combined to form a prefabricated furnace top of the heating furnace, a first cuboid notch is formed in the upper edge of the furnace top masonry lining of each prefabricated furnace top module, an expansion gap is formed between adjacent prefabricated furnace top modules, expansion gap filler is arranged in the expansion gap, and compaction bricks are arranged above the expansion gap and in the first cuboid notches of the two prefabricated furnace top modules.
Further preferably, the side wall of the prefabricated furnace roof module located inside the prefabricated furnace roof of the heating furnace is of a wave-shaped structure.
Further preferably, a second cuboid notch is formed in the lower edge of the furnace top masonry lining of the prefabricated furnace top module, wherein the lower edge is located at the periphery of the prefabricated furnace top of the heating furnace.
Compared with the prior art, the utility model has the advantages that:
the prefabricated furnace top of the heating furnace is formed by arranging and combining a plurality of prefabricated furnace top modules, the construction process is convenient, the prefabricated furnace top can be spliced and used on site, the overhaul is convenient, the furnace stopping time is reduced, the arrangement of each layer of the furnace top masonry lining is reasonable, and the service life of the furnace top is prolonged.
Drawings
The utility model will be described in further detail with reference to the accompanying drawings and embodiments:
FIG. 1 is a schematic view of a prefabricated roof module structure according to the present utility model;
FIG. 2 is a schematic view of a roof hanging structure according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a roof hanging structure according to the present utility model;
FIG. 4 is a block diagram of a prefabricated roof module according to the present utility model positioned around a prefabricated roof of a heating furnace;
fig. 5 is a schematic view of the installation process of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1, 2, 3, 4 and 5, the utility model provides a prefabricated furnace top of a heating furnace, which comprises a plurality of prefabricated furnace top modules 1 combined together, each prefabricated furnace top module 1 comprises a plurality of furnace top hanging structures 11 and a furnace top masonry lining 12, each furnace top hanging structure 11 comprises a hanging brick 1101, a hanging sleeve ring 1102 and a hanging hook 1103, each hanging brick 1101 comprises a hanging end and an anchoring end, the anchoring end is anchored in the furnace top masonry lining 12, the hanging end is connected with the hanging sleeve ring 1102, the upper end of the hanging sleeve ring 1102 is connected with the hanging hook 1103, and the upper end of the hanging hook 1103 is connected with a heating furnace top girder 3.
In the construction process of the furnace roof, the novel, improved and expanded heating furnace uses the heating furnace provided by the utility model to prefabricate the furnace roof, and the prefabricated furnace roof module 1 is installed on the heating furnace in a blocking manner. In the installation process, the traveling hydraulic lifting platform 2 is adopted to transport the prefabricated furnace top module 1 to an installation position, the hydraulic lifting function of the traveling hydraulic lifting platform 2 is started, the prefabricated furnace top module 1 is lifted to the furnace top elevation position of a furnace hearth on the heating furnace, and furnace top alignment installation is carried out.
In order to increase the performance of the furnace roof and prolong the service life of the furnace roof, as an improvement of the technical scheme, the furnace roof masonry lining 12 comprises a furnace roof heat insulation layer 1201, a furnace roof heat insulation layer 1202 and a furnace roof fire-resistant layer 1203 from far to near to the interior of a furnace chamber, and the anchoring ends of the hanging bricks 1101 are anchored in the furnace roof heat insulation layer 1201, the furnace roof heat insulation layer 1202 and the furnace roof fire-resistant layer 1203.
The furnace top heat insulation layer 1201 is usually made of light castable, perlite and the like; the furnace top heat-insulating layer 1202 is laid by fiber materials, and aluminum silicate fiber blankets, ceramic fiber felts, aluminum silicate fiber plates and the like are generally selected; the furnace top refractory layer 1203 is a heavy casting material layer, and is generally made of refractory materials such as low cement casting material, explosion-proof quick-drying casting material, plastic and the like.
Before the furnace top masonry lining 12 is manufactured, the furnace top hanging structure 11 is assembled in advance and arranged and fixed, and then the furnace top refractory layer 1203 is prefabricated and poured; the multi-piece roof suspension structure 11 in the single-piece prefabricated roof module 1 must be arranged vertically, in rows and columns. After pouring the furnace top refractory layer 1203, paving a furnace top heat insulation layer 1202 and a furnace top heat insulation layer 1201 in sequence, and paving the furnace top heat insulation layer and the furnace top heat insulation layer vertically in a crossing manner; the heat insulating layers of the fiber blanket, the fiber mat and the like can be cut into widths with the same space between the anchoring bricks, paved between the central lines of two adjacent anchoring bricks, sheared and erected by the anchoring bricks and stuck around the anchoring bricks.
In order to increase the stability of the roof hanging structure 11, as an improvement of the technical scheme, a plurality of grooves are formed on the surface of the anchoring end of the hanging brick 1101, so that the anchoring strength and the tensile strength of the anchoring brick are increased; two hanging clamping grooves are formed in one side, close to the anchoring end, of the hanging end, two hanging lantern rings 1102 are arranged, the lower ends of the two hanging lantern rings 1102 are clamped on the hanging clamping grooves, and the upper ends of the two hanging lantern rings 1102 are connected with the hanging hooks 1103.
The hanging collar 1102 is made of round steel and is in an isosceles triangle ring shape, the non-isosceles sides of the triangle are connected with the hanging end of the hanging brick 1101 to play a role in hanging the anchoring brick, and the sharp corner positions of the isosceles sides are connected with the hanging hook 1103. The hanging hook 1103 is made of round steel, the lower part is in a hook shape to hang the hanging lantern ring 1102, the upper part is in a vertical state, and the upper part is of screw round steel. In the construction and installation process of the movable detachable prefabricated furnace roof, the prefabricated furnace roof module 1 is installed on the heating furnace roof girder 3 in a bolt connection mode through a plurality of hanging structures 11, and the example furnace roof girder 3 adopts a double-groove mode and is only a single example. Therefore, the triangular hanging lantern ring is simple in structure and convenient to manufacture.
For convenient installation, the lower end of the lifting hook 1103 is of a hook structure, the upper end of the lifting hook 1103 is of a vertical section, threads are arranged on the vertical section, after the upper end of the lifting hook 1103 passes through the furnace top girder 3, a gasket 1104 is sleeved, and a nut 1105 is arranged on the threads of the vertical section of the lifting hook 1103.
The single roof hanging structure 11 is provided with a plurality of layers of gaskets 1104, and the gasket combination generally adopts 4-5 layers in order to ensure the installation precision and the installation stability of the movable roof. Adopt threaded connection, convenient dismantlement.
In order to facilitate butt joint connection, a plurality of prefabricated furnace top modules 1 are arranged and combined to form a prefabricated furnace top of the heating furnace, a first cuboid notch 4 is formed in the upper edge of a furnace top masonry lining 12 of each prefabricated furnace top module 1, an expansion joint 5 is formed between adjacent prefabricated furnace top modules 1, expansion joint filler is arranged in the expansion joint 5, and compacted bricks 6 are arranged above the expansion joint 5 and in the first cuboid notches 4 of the two prefabricated furnace top modules 1.
The prefabricated furnace top modules 1 are transported and lifted to the installation position of the furnace top through the walking type hydraulic lifting platform 2, the first cuboid notch 4 at the boundary of the furnace top masonry lining 12 is positioned, two adjacent prefabricated furnace top modules 1 are installed in an aligned mode, an expansion joint 5 and a compaction brick 6 for pressing the expansion joint are reserved between the two prefabricated furnace top modules 1 after being in place, and most of the prefabricated furnace top modules are clay bricks. And (5) laying and filling a zirconium-containing fiber blanket at the position of the expansion joint 5.
In order to increase the stability of butt joint, as an improvement of the technical scheme, the side wall of the prefabricated furnace top module 1 positioned in the prefabricated furnace top of the heating furnace is of a wave-shaped structure. The wavy structures on the two side walls of the two adjacent prefabricated furnace roof modules 1, which are close to each other, are in a mutually matched butt joint mode, and a zirconium-containing fiber blanket is filled between the wavy structures.
In order to facilitate the installation of the prefabricated furnace top module 1 around, as an improvement of the technical scheme, the lower edge of the furnace top masonry lining 12 of the prefabricated furnace top module 1 positioned around the prefabricated furnace top of the heating furnace is provided with a second cuboid notch 7.
The prefabricated furnace top module 1 near the peripheral edge position of the heating furnace is a movable top with a specific size, for example, the lower part of the edge of the prefabricated furnace top module 1 at the position of the charging end wall is manufactured into a second cuboid gap 7, the lower part and the charging end wall of the hanging installation of the boundary prefabricated furnace top module 1 are tightly pressed and meshed by utilizing the rectangular gap positions, a central expansion gap 8 of about 40mm is reserved between the furnace top and the end wall, and the preferred central expansion gap is compacted and filled by a zirconium-containing fiber blanket.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (7)
1. The utility model provides a prefabricated furnace roof of heating furnace, a serial communication port, including a plurality of prefabricated furnace roof module (1) that make up together, every prefabricated furnace roof module (1) includes a plurality of furnace roof suspended structure (11) and furnace roof masonry lining (12), furnace roof suspended structure (11) are including hanging brick (1101), hang lantern ring (1102) and lifting hook (1103), hang brick (1101) including hanging end and anchor end, anchor end anchor is inside furnace roof masonry lining (12), hang the end and hang lantern ring (1102) and be connected, hang lantern ring (1102) upper end and connect lifting hook (1103), the upper end of lifting hook (1103) is connected with heating furnace roof girder (3).
2. The prefabricated furnace roof of the heating furnace according to claim 1, wherein the furnace roof masonry lining (12) comprises a furnace roof heat insulation layer (1201), a furnace roof heat insulation layer (1202) and a furnace roof fire resistant layer (1203) in order from far to near from the inside of the furnace chamber, and the anchoring ends of the hanging bricks (1101) are anchored inside the furnace roof heat insulation layer (1201), the furnace roof heat insulation layer (1202) and the furnace roof fire resistant layer (1203).
3. The prefabricated furnace top of a heating furnace according to claim 1, wherein a plurality of grooves are formed in the surface of the anchoring end of the hanging brick (1101), two hanging clamping grooves are formed in one side, close to the anchoring end, of the hanging end, two hanging lantern rings (1102) are arranged, the lower ends of the two hanging lantern rings (1102) are clamped on the hanging clamping grooves, and the upper ends of the two hanging lantern rings (1102) are connected with the hanging hooks (1103).
4. The prefabricated furnace roof of the heating furnace according to claim 1, wherein the lower end of the lifting hook (1103) is of a hook structure, the upper end of the lifting hook is of a vertical section, threads are arranged on the vertical section, after the upper end of the lifting hook (1103) passes through the furnace roof girder (3), a gasket (1104) is sleeved, and a nut (1105) is arranged on the threads of the vertical section of the lifting hook (1103).
5. The prefabricated furnace roof of the heating furnace according to claim 1, characterized in that a plurality of prefabricated furnace roof modules (1) are arranged and combined to form the prefabricated furnace roof of the heating furnace, a first cuboid gap (4) is arranged at the upper edge of the furnace roof masonry lining (12) of each prefabricated furnace roof module (1), expansion joints (5) are arranged between adjacent prefabricated furnace roof modules (1), expansion joint filling materials are arranged in the expansion joints (5), and compacted bricks (6) are arranged above the expansion joints (5) and in the first cuboid gaps (4) of the two prefabricated furnace roof modules (1).
6. The prefabricated roof of a heating furnace according to claim 5, characterized in that the side walls of the prefabricated roof modules (1) located inside the prefabricated roof of the heating furnace are of wave-shaped construction.
7. The prefabricated furnace roof of a heating furnace according to claim 5, characterized in that the lower edge of the furnace roof masonry lining (12) of the prefabricated furnace roof module (1) located in the peripheral outer surface position of the prefabricated furnace roof of the heating furnace is provided with a second cuboid gap (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320685017.XU CN219200005U (en) | 2023-03-31 | 2023-03-31 | Prefabricated furnace top of heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320685017.XU CN219200005U (en) | 2023-03-31 | 2023-03-31 | Prefabricated furnace top of heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219200005U true CN219200005U (en) | 2023-06-16 |
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ID=86713628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320685017.XU Active CN219200005U (en) | 2023-03-31 | 2023-03-31 | Prefabricated furnace top of heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219200005U (en) |
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2023
- 2023-03-31 CN CN202320685017.XU patent/CN219200005U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240508 Address after: Room 401-2430, Town Government Office Building, No. 1 Muyu South Street, Mujiayu Town, Miyun District, Beijing, 101500 (Cluster Registration) Patentee after: Dongyi Tiancheng (Beijing) Technology Co.,Ltd. Country or region after: China Address before: 110000 Shajin Xiang xizha Cun, Kangping County, Shenyang City, Liaoning Province Patentee before: Shenyang gezhu Metallurgical Equipment Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |