CN112461009A - Support structure of fuming furnace exhaust-heat boiler cover - Google Patents
Support structure of fuming furnace exhaust-heat boiler cover Download PDFInfo
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- CN112461009A CN112461009A CN202011370622.5A CN202011370622A CN112461009A CN 112461009 A CN112461009 A CN 112461009A CN 202011370622 A CN202011370622 A CN 202011370622A CN 112461009 A CN112461009 A CN 112461009A
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- Prior art keywords
- plate
- furnace
- supporting
- heat boiler
- shaped
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
- F27D17/002—Details of the installations, e.g. fume conduits or seals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
- F27D2017/006—Systems for reclaiming waste heat using a boiler
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention discloses a supporting structure of a fuming furnace exhaust-heat boiler furnace cover, comprising: be located the base in the stove cover outside, be provided with the supporting seat on the base, the supporting seat includes: the bottom plate is provided with a supporting plate; the inboard of backup pad is provided with the connection casing, connects the casing and includes: the side plates are arranged on two sides of the connecting plate, and the top and the bottom of the connecting plate are respectively provided with a connecting top plate and a connecting bottom plate; the connecting plate is connected with the supporting plate and can move upwards relative to the supporting plate; the connecting shell is fixed with the furnace cover. The invention has the advantages that: the utility model provides a novel bearing structure, this bearing structure does not receive the factory building height restriction, and this bearing structure is heated the thermal expansion for the furnace mantle and is provided the release space of horizontal direction and vertical direction to can satisfy the demand of the deformation that the furnace mantle is heated well, thereby improve the stability of furnace mantle installation greatly, effectively ensure boiler steady operation.
Description
Technical Field
The invention relates to the technical field of waste heat boiler equipment, in particular to a mounting structure of a furnace cover of a fuming furnace waste heat boiler.
Background
The fuming furnace mainly refers to a nonferrous smelting furnace, such as a nickel smelting furnace and the like. The temperature of the flue gas generated in the nonferrous smelting process is high. When the high temperature flue gas gets into in the exhaust-heat boiler by the furnace mantle of exhaust-heat boiler entry, can produce to erode the furnace mantle, can make the furnace mantle inflation deformation simultaneously.
Generally, the furnace cover of the waste heat boiler of the fuming furnace is supported in a suspension type. The suspension support requires a suspension rod and a suspension beam. However, the stove cover is often limited by the size of the factory building and the stove cover during installation, and cannot be supported in a suspension manner. It is therefore desirable to develop a new support structure for the furnace shell.
Disclosure of Invention
The purpose of the invention is: the utility model provides a novel supporting structure of fuming furnace exhaust-heat boiler furnace cover, its support is firm, can satisfy the inflation requirement of furnace cover.
In order to achieve the purpose, the invention adopts the technical scheme that: the bearing structure of fuming furnace exhaust-heat boiler furnace cover includes: be located the base in the stove cover outside, be provided with the supporting seat on the base, the supporting seat includes: the bottom plate is provided with a supporting plate; the inboard of backup pad is provided with the connection casing, the connection casing include: the connecting plate is provided with side plates on two sides, the top and the bottom of the connecting plate are respectively provided with a connecting top plate and a connecting bottom plate, and the connecting top plate and the connecting bottom plate are respectively welded and fixed with the side plates and the connecting plate; the connecting plate is connected with the supporting plate and can move upwards relative to the supporting plate; the connecting shell is fixed with the furnace cover.
Further, in the supporting structure of the exhaust-heat boiler hood of the fuming furnace, a steel plate is fixedly welded on the top of the base, a base top plate made of stainless steel is fixedly welded on the steel plate, a groove is formed in the base top plate, a polytetrafluoroethylene plate is arranged in the groove, and the polytetrafluoroethylene plate protrudes out of the groove; the bottom plate of the supporting seat is placed on the polytetrafluoroethylene plate.
Further, aforementioned bearing structure of fuming furnace exhaust-heat boiler furnace cover, wherein, the connection structure who connects casing and furnace cover includes: the outside of furnace mantle is provided with the U-shaped board, and the U-shaped board passes through comb shaped plate and furnace mantle welded fastening and is connected, the connection roof of connection casing, connect the bottom plate and the curb plate all fixed mutually with the U-shaped board.
Further, the supporting structure of the fuming furnace exhaust-heat boiler furnace cover, wherein the reinforcing plates are welded and fixed at the top and the bottom of the U-shaped plate, the reinforcing plates are fixed with the comb-shaped plates, and the reinforcing plates are fixed with the connecting shell.
Further, according to the supporting structure of the fuming furnace waste heat boiler cover, the supporting plate is provided with the plurality of vertical long-strip-shaped connecting holes, the connecting plate is connected with the supporting plate through the bolts at the long-strip-shaped connecting holes, and each bolt can move upwards in the corresponding long-strip-shaped connecting hole.
Further, in the supporting structure of the exhaust-heat boiler hood of the fuming furnace, a reinforcing rib plate is arranged between the supporting plate and the bottom plate.
Further, the support structure of the fuming furnace exhaust-heat boiler cover, wherein the connecting top plate of the connecting shell is arranged obliquely upwards.
The invention has the advantages that: the furnace hood supporting structure is simple in structure, a novel supporting structure is provided for the furnace hood, the supporting structure is not limited by the height of a factory building, and meanwhile the supporting structure is good in stability. The supporting structure provides a release space in the horizontal direction and a release space in the vertical direction for the thermal expansion of the furnace cover, so that the requirement for deformation of the heated furnace cover can be well met, the stability of furnace cover installation is greatly improved, and the stable operation of the boiler is effectively ensured.
Drawings
Fig. 1 is a schematic structural view of a support structure of a hood of a fuming furnace waste heat boiler according to the present invention.
FIG. 2 is a schematic view of the structure of FIG. 1 taken along the sectional line A-A.
Fig. 3 is an enlarged schematic view of the supporting structure between the base and the supporting seat in fig. 1.
Fig. 4 is a schematic view of the connection structure between the base and the supporting seat shown in the right-hand direction of fig. 1.
Detailed Description
The invention is described in further detail below with reference to the figures and preferred embodiments.
As shown in fig. 1, 2, 3, and 4, the support structure of the waste heat boiler furnace cover of the fuming furnace includes: a base 2 positioned outside the furnace cover 1, and a supporting seat 3 is arranged on the base 2. The supporting seat 3 includes: the supporting plate 32 is arranged on the bottom plate 31, the reinforcing rib plate 33 is arranged between the supporting plate 32 and the bottom plate 31, and the reinforcing rib plate 33 can increase the strength of the supporting seat 3. In fig. 1, only part of the furnace cover 1 is shown, and the furnace cover 1 is also in a water-cooled wall structure in order to absorb the heat of the flue gas.
The inner side of the supporting plate 32 is provided with a connecting shell 4, and the connecting shell 4 comprises: the connecting plate 41 is provided with side plates 42 at two sides of the connecting plate 41, a connecting top plate 43 and a connecting bottom plate 44 are respectively arranged at the top and the bottom of the connecting plate 41, and the connecting top plate 43 is arranged obliquely upwards. The connecting top plate 43 and the connecting bottom plate 44 are respectively welded and fixed with the side plate 42 and the connecting plate 41. The connecting plate 41 is connected with the supporting plate 32, and the connecting plate 41 can move upwards relative to the supporting plate 32; the connecting shell 4 is fixed with the furnace cover 1.
In this embodiment, the top welded fastening of base 2 be provided with steel sheet 21, welded fastening has stainless steel's base roof 22 on the steel sheet 21, seted up recess 221 on the base roof 22, recess 221 in be provided with polytetrafluoroethylene board 23, polytetrafluoroethylene board 23's wearability is good. The teflon plate 23 protrudes from the groove 221. The bottom plate 31 of the support base 3 rests on the teflon plate 23, and in order to improve the smoothness of the bottom plate 31, the bottom of the bottom plate 31 is further provided with a bottom stainless steel plate 311.
In this embodiment, the connection structure for connecting the housing 4 and the furnace cover 1 includes: the outside of furnace mantle 1 is provided with U-shaped board 5, and U-shaped board 5 is connected with furnace mantle 1 welded fastening through comb-shaped board 6, the connection roof 43 of connecting casing 4, connect bottom plate 44 and curb plate 42 all with U-shaped board 5 welded fastening. The U-shaped plate 5 is fixedly welded with reinforcing plates 51 at the top and the bottom, the reinforcing plates 51 are fixed with the comb-shaped plate 6, and the reinforcing plates 51 are fixedly welded with the connecting shell 4.
The supporting plate 32 is provided with a plurality of vertical elongated connecting holes 321, the connecting plate 41 is connected with the supporting plate 32 at the elongated connecting holes 321 through bolts 7, and each bolt 7 can move upwards in the corresponding elongated connecting hole 321.
In the above-mentioned supporting structure, the furnace mantle 1 is fixed on the supporting seat 3 through the connecting shell 4, the supporting seat 3 is supported on the base 2, and the furnace mantle 1 is reliably supported. When the furnace cover 1 expands due to heat, the bottom stainless steel plate 311 of the support base 3 displaces on the teflon plate 23, thereby releasing the expansion amount of the furnace cover 1 in the horizontal direction. Meanwhile, since each bolt 7 can move upward in the corresponding elongated coupling hole 321, it provides a space for releasing the amount of expansion in the vertical direction of the furnace housing 1.
The invention has the advantages that: the utility model has the advantages of one, simple structure provides a neotype bearing structure for furnace mantle 1, and this bearing structure does not receive the restriction of factory building height, and this bearing structure's stability is good simultaneously. Secondly, this bearing structure is heated the inflation for the furnace mantle 1 and is provided the release space of horizontal direction and the release space of vertical direction to can satisfy the demand of the deformation that the furnace mantle was heated well, thereby improve the stability of furnace mantle installation greatly, effectively ensure the boiler steady operation.
Claims (7)
1. The bearing structure of fuming furnace exhaust-heat boiler furnace cover includes: the base that is located the furnace mantle outside, its characterized in that: be provided with the supporting seat on the base, the supporting seat includes: the bottom plate is provided with a supporting plate; the inboard of backup pad is provided with the connection casing, the connection casing include: the connecting plate is provided with side plates on two sides, the top and the bottom of the connecting plate are respectively provided with a connecting top plate and a connecting bottom plate, and the connecting top plate and the connecting bottom plate are respectively welded and fixed with the side plates and the connecting plate; the connecting plate is connected with the supporting plate and can move upwards relative to the supporting plate; the connecting shell is fixed with the furnace cover.
2. The support structure of the fuming furnace waste heat boiler furnace cover as recited in claim 1, characterized in that: a steel plate is fixedly welded on the top of the base, a base top plate made of stainless steel is fixedly welded on the steel plate, a groove is formed in the base top plate, a polytetrafluoroethylene plate is arranged in the groove, and the polytetrafluoroethylene plate protrudes out of the groove; the bottom plate of the supporting seat is placed on the polytetrafluoroethylene plate.
3. The support structure of the fuming furnace waste heat boiler furnace cover as recited in claim 1 or 2, characterized in that: the connection structure of connecting casing and furnace cover includes: the outside of furnace mantle is provided with the U-shaped board, and the U-shaped board passes through comb shaped plate and furnace mantle welded fastening and is connected, the connection roof of connection casing, connect the bottom plate and the curb plate all fixed mutually with the U-shaped board.
4. The support structure of the fuming furnace waste heat boiler furnace cover as recited in claim 1 or 2, characterized in that: the top and the bottom of U-shaped plate are all welded fixedly and are provided with the reinforcing plate, the reinforcing plate and the comb-shaped plate are fixed mutually, and the reinforcing plate is fixed mutually with the connecting shell.
5. The support structure of the fuming furnace waste heat boiler furnace cover as recited in claim 1 or 2, characterized in that: a plurality of vertical strip-shaped connecting holes are formed in the supporting plate, the connecting plate is connected with the supporting plate through bolts at the strip-shaped connecting holes, and each bolt can move upwards in the corresponding strip-shaped connecting hole.
6. The support structure of the fuming furnace waste heat boiler furnace cover as recited in claim 1 or 2, characterized in that: a reinforcing rib plate is arranged between the supporting plate and the bottom plate.
7. The support structure of the fuming furnace waste heat boiler furnace cover as recited in claim 1 or 2, characterized in that: the connecting top plate of the connecting shell is arranged obliquely upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011370622.5A CN112461009A (en) | 2020-11-30 | 2020-11-30 | Support structure of fuming furnace exhaust-heat boiler cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011370622.5A CN112461009A (en) | 2020-11-30 | 2020-11-30 | Support structure of fuming furnace exhaust-heat boiler cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112461009A true CN112461009A (en) | 2021-03-09 |
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ID=74805961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011370622.5A Pending CN112461009A (en) | 2020-11-30 | 2020-11-30 | Support structure of fuming furnace exhaust-heat boiler cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112461009A (en) |
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2020
- 2020-11-30 CN CN202011370622.5A patent/CN112461009A/en active Pending
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