CN204329050U - The anti-corrosion layer structure of a kind of thermal power plant chimney - Google Patents
The anti-corrosion layer structure of a kind of thermal power plant chimney Download PDFInfo
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- CN204329050U CN204329050U CN201420702642.1U CN201420702642U CN204329050U CN 204329050 U CN204329050 U CN 204329050U CN 201420702642 U CN201420702642 U CN 201420702642U CN 204329050 U CN204329050 U CN 204329050U
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Abstract
The utility model discloses the anti-corrosion layer structure of a kind of thermal power plant chimney, belong to technical field of anticorrosion.The anti-corrosion layer structure of thermal power plant of the present utility model chimney; silica gel sealing packed layer is filled with in gap between two adjacent flue matrixes; two flue matrixes and gap are equipped with glass flake anticorrosive coat; described glass flake anticorrosive coat is equipped with flexible cover sheet; described flexible cover sheet is equipped with Corrosion Protection of Fiber Reinforced Plastics layer, described Corrosion Protection of Fiber Reinforced Plastics layer is equipped with vitreous ceramic brick protective layer.The anti-corrosion layer structure of thermal power plant of the present utility model chimney, mainly solves the damage problem that acid liquid corrosion and sweep of gases chimney cause, plays good protective effect to inner wall of stack; favorable anti-corrosion effect, anti-seismic performance is good, and cost is lower; difficulty of construction is low, and the life-span is permanent.
Description
Technical field
The utility model relates to technical field of anticorrosion, particularly a kind of anticorrosion structure of thermal power plant's chimney inner wall junction.
Background technology
A large amount of SO is included in a large amount of flue gases of power plant emission
2, wherein SO
2moisture in air is combined and forms acid solution, accumulates over a long period with the form contaminated environment of acid rain, affects the healthy of people.Along with the attention of people's environmental pollution (particularly atmosphere pollution), the pollution of a large amount of flue gases to air of power plant emission is more and more subject to people's attention, therefore need before requiring power plant emission through desulfurization process, what enter air after desulfurization is Low Temperature Wet flue gas, acid solution containing heterogeneity, as: sulfuric acid, nitric acid etc., corrosivity is stronger, these acid solutions bring larger corrosion to desulphurization plant, flue gases duct etc. in various degree, therefore how anti-corrosion measure to be carried out to chimney (flue), the problem that the volume that becomes is to be solved.
Utility model content
Goal of the invention of the present utility model is: for above-mentioned Problems existing; the anti-corrosion layer structure of a kind of thermal power plant chimney is provided; mainly solve the damage problem that acid liquid corrosion and sweep of gases chimney cause; good protective effect is played to inner wall of stack; favorable anti-corrosion effect, anti-seismic performance is good, and cost is lower; difficulty of construction is low, and the life-span is permanent.
The technical solution adopted in the utility model is as follows:
The anti-corrosion layer structure of thermal power plant of the present utility model chimney; silica gel sealing packed layer is filled with in gap between two adjacent flue matrixes; two flue matrixes and gap are equipped with glass flake anticorrosive coat; described glass flake anticorrosive coat is equipped with flexible cover sheet; described flexible cover sheet is equipped with Corrosion Protection of Fiber Reinforced Plastics layer, described Corrosion Protection of Fiber Reinforced Plastics layer is equipped with vitreous ceramic brick protective layer.
Due to said structure, silica gel sealing packed layer can by two adjacent flue matrix adhering and sealings, again by multilayer close anti-corrosion layer structure, effectively the adjacent gap place up and down between two flue matrixes can be sealed, carry out effectively anticorrosion simultaneously, can effectively tackle acid liquid corrosion and sweep of gases, thus avoid causing damage to chimney matrix, make its anti-seismic performance good, anti-permeability performance is good, wearability is good, anti-seismic performance is good, cost is lower, difficulty of construction is low, can effectively prevent internal stress from destroying, acid liquid corrosion and sweep of gases, the corrosion of various acid solution can be resisted, and there is non-deformability and impermeability.
The anti-corrosion layer structure of thermal power plant of the present utility model chimney, the both sides of described flexible cover sheet are connected on glass flake anticorrosive coat and flue matrix respectively, are covered completely the junction both it; The both sides of described Corrosion Protection of Fiber Reinforced Plastics layer are connected on glass flake anticorrosive coat and flue matrix respectively, whole flexible cover sheet are covered completely; The both sides of described vitreous ceramic brick protective layer are connected on glass flake anticorrosive coat and flue matrix respectively, are covered completely by whole Corrosion Protection of Fiber Reinforced Plastics layer.
Due to said structure, the junction of anticorrosive coat and flue matrix is sealed effectively, avoid flue gas or acid solution to enter in the gap of flue matrix from the gap of this junction, corrosion is caused to flue matrix, thus effectively can protect chimney body.
The anti-corrosion layer structure of thermal power plant of the present utility model chimney, the thickness of described glass flake anticorrosive coat is 1.5mm, and described flexible cover sheet is made up of fluorubber, and its thickness is 3mm, and the thickness of described Corrosion Protection of Fiber Reinforced Plastics layer is 0.9-1.1mm; The thickness of described vitreous ceramic brick layer is 50mm.
Due to said structure, in order to ensure that this anti-corrosion layer structure can keep out the erosion of various acid solution, preventing internal stress destruction, acid liquid corrosion and sweep of gases simultaneously, needing the anti-corrosion layer structure appraising and deciding adequate thickness, its antiseptic effect of guarantee, otherwise the phenomenon such as acid accumulator penetration, corrosion may be there is.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, the anti-corrosion layer structure of thermal power plant of the present utility model chimney, structure is simple, be skillfully constructed, effectively can solve the anticorrosive coat problems of crack that this position the most easily occurs, extends service life, can reduce maintenance cost to greatest extent;
2, the anti-corrosion layer structure of thermal power plant of the present utility model chimney, its anti-seismic performance is good, and anti-permeability performance is good, wearability is good, and anti-seismic performance is good, and cost is lower, difficulty of construction is low, effectively can prevent internal stress destruction, acid liquid corrosion and sweep of gases, can resist the corrosion of various acid solution.
Accompanying drawing explanation
Fig. 1 is the anti-corrosion layer structure schematic diagram of thermal power plant of the present utility model chimney.
Mark in figure: 1,4-flue matrix, 2-glass flake anticorrosive coat, 3-silica gel sealing packed layer, 5-flexible cover sheet, 6-Corrosion Protection of Fiber Reinforced Plastics layer, 7-vitreous ceramic brick protective layer.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1; the anti-corrosion layer structure of thermal power plant of the present utility model chimney; silica gel sealing packed layer 3 is filled with in gap between two adjacent flue matrixes; two flue matrixes and gap are equipped with glass flake anticorrosive coat 2; the thickness of described glass flake anticorrosive coat 2 is 1.5mm; described glass flake anticorrosive coat 2 is equipped with flexible cover sheet 5, and described flexible cover sheet 5 is made up of fluorubber, and its thickness is 3mm.The both sides of described flexible cover sheet 5 are connected to glass flake anticorrosive coat 2 respectively with on flue matrix, are covered completely the junction both it; Described flexible cover sheet 5 is equipped with Corrosion Protection of Fiber Reinforced Plastics layer 6, and the thickness of described Corrosion Protection of Fiber Reinforced Plastics layer 6 is 0.9-1.1mm (can select 0.9mm, 1.0mm or 1.1mm as required); The both sides of described Corrosion Protection of Fiber Reinforced Plastics layer 6 are connected to glass flake anticorrosive coat 2 respectively with on flue matrix, whole flexible cover sheet 5 are covered completely; Described Corrosion Protection of Fiber Reinforced Plastics layer 6 is equipped with vitreous ceramic brick protective layer 7; the both sides of described vitreous ceramic brick protective layer 7 are connected to the anti-layer 2 of glass flake respectively with on flue matrix; covered completely by whole Corrosion Protection of Fiber Reinforced Plastics layer 6, the thickness of described vitreous ceramic brick layer 7 is 50mm.
The anti-corrosion layer structure of thermal power plant of the present utility model chimney, mainly solves the damage problem that acid liquid corrosion and sweep of gases chimney cause, plays good protective effect to inner wall of stack; favorable anti-corrosion effect, anti-seismic performance is good, and cost is lower; difficulty of construction is low, and the life-span is permanent.Structure is simple, be skillfully constructed, effectively can solve the anticorrosive coat problems of crack that this position the most easily occurs, extends service life, can reduce maintenance cost to greatest extent.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. the anti-corrosion layer structure of thermal power plant's chimney; it is characterized in that: in the gap between two adjacent flue matrixes, be filled with silica gel sealing packed layer (3); two flue matrixes and gap are equipped with glass flake anticorrosive coat (2); described glass flake anticorrosive coat (2) is equipped with flexible cover sheet (5); described flexible cover sheet (5) is equipped with Corrosion Protection of Fiber Reinforced Plastics layer (6), described Corrosion Protection of Fiber Reinforced Plastics layer (6) is equipped with vitreous ceramic brick protective layer (7).
2. the anti-corrosion layer structure of thermal power plant as claimed in claim 1 chimney, is characterized in that: the both sides of described flexible cover sheet (5) are connected to glass flake anticorrosive coat (2) respectively with on flue matrix, are covered completely the junction both it; The both sides of described Corrosion Protection of Fiber Reinforced Plastics layer (6) are connected to glass flake anticorrosive coat (2) respectively with on flue matrix, whole flexible cover sheet (5) are covered completely; The both sides of described vitreous ceramic brick protective layer (7) are connected to glass flake anticorrosive coat (2) respectively with on flue matrix, whole Corrosion Protection of Fiber Reinforced Plastics layer (6) are covered completely.
3. the anti-corrosion layer structure of thermal power plant as claimed in claim 1 or 2 chimney, it is characterized in that: the thickness of described glass flake anticorrosive coat (2) is 1.5mm, described flexible cover sheet (5) is made up of fluorubber, its thickness is 3mm, and the thickness of described Corrosion Protection of Fiber Reinforced Plastics layer (6) is 0.9-1.1mm; The thickness of described vitreous ceramic brick layer is 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420702642.1U CN204329050U (en) | 2014-11-19 | 2014-11-19 | The anti-corrosion layer structure of a kind of thermal power plant chimney |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420702642.1U CN204329050U (en) | 2014-11-19 | 2014-11-19 | The anti-corrosion layer structure of a kind of thermal power plant chimney |
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| Publication Number | Publication Date |
|---|---|
| CN204329050U true CN204329050U (en) | 2015-05-13 |
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ID=53165404
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420702642.1U Expired - Fee Related CN204329050U (en) | 2014-11-19 | 2014-11-19 | The anti-corrosion layer structure of a kind of thermal power plant chimney |
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| CN (1) | CN204329050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856464A (en) * | 2020-11-23 | 2021-05-28 | 西安热工研究院有限公司 | Connecting device for large-size brick flue and steel flue |
-
2014
- 2014-11-19 CN CN201420702642.1U patent/CN204329050U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856464A (en) * | 2020-11-23 | 2021-05-28 | 西安热工研究院有限公司 | Connecting device for large-size brick flue and steel flue |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20161119 |