CN202092146U - Anticorrosive layer structure at joint between desulfurated concrete matrix flues - Google Patents
Anticorrosive layer structure at joint between desulfurated concrete matrix flues Download PDFInfo
- Publication number
- CN202092146U CN202092146U CN2011200879504U CN201120087950U CN202092146U CN 202092146 U CN202092146 U CN 202092146U CN 2011200879504 U CN2011200879504 U CN 2011200879504U CN 201120087950 U CN201120087950 U CN 201120087950U CN 202092146 U CN202092146 U CN 202092146U
- Authority
- CN
- China
- Prior art keywords
- layer structure
- concrete substrate
- junction
- desulfurization
- flue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model discloses an anticorrosive layer structure at a joint between desulfurated concrete matrix flues, which belongs to the technical field of corrosion prevention. The anticorrosive layer structure at the joint between the desulfurated concrete matrix flues comprises concrete matrixes (1); and a composite adhesive tape (5) is arranged at a joint of the adjacent concrete matrixes (1) and is used for fixedly connecting the adjacent concrete matrixes (1) together. The anticorrosive layer structure at the joint between the desulfurated concrete matrix flues has a simple structure, is convenient and quick to use, has a favorable effect, can effectively resist the defect of deformation of the matrixes, can prevent acid liquor corrosion and fume scouring, has a good anticorrosive performance, long service life, a good anticorrosive effect and a stable and reliable structure, and can reduce repair frequency and decreases use and maintenance costs, thus being beneficial to popularization.
Description
Technical field
The utility model relates to a kind of aseptic technic, particularly a kind of aseptic technic of desulfurization concrete substrate flue.
Background technology
A large amount of SO are contained from the flue gas of boiler emission in thermal power plant before not setting up desulfurizer
2, directly enter atmosphere, SO by chimney
2Combine the formation acid solution with airborne moisture, accumulate over a long period, influence the healthy of people with the form contaminated environment of acid rain.After the power plant desulfurization device was set up, this environmental issue was just solved.
At present, some uses the thermal power plant of desulfurizer, change the part concrete flue into the plain steel flue, after the replacing this section mixing flue plays an important role, play a part to carry the high temperature dry flue gas on the one hand, be again the important device of the wet flue gas after the conveying desulfurization on the other hand, therefore select rational anti-corrosion layer structure very important at this section mixing flue (particularly steel matrix flue and road concrete substrate flue handing-over seam).When desulfurization operation, from this section flue process, enter chimney through the low temperature wet flue gas after the desulfurization again, be faintly acid wet environment in the flue this moment, has the acid solution productive set.And during waiting when stopping transport for some reason at boiler of power plant igniting or desulphurization plant, the high temperature dry flue gas can directly enter chimney through this section flue, this moment flue interior is the many dust atmospheres of high temperature.Be to do wet high and low temperature alternative environment in the flue of this moment, matrix expands with heat and contract with cold bigger, and inclement condition is to structure, the performance requirement height of anticorrosive coat.If it is unreasonable that anti-corrosion layer structure is selected; corrosion protective covering does not play the protection buffer action; acid solution can be passed anticorrosive coat and is penetrated into matrix; etched the matrix; and there are a large amount of acid solutions to go out contaminated environment from the handing-over seam leakage of steel matrix flue and concrete substrate flue; even cause this section flue not use, make entire power plant shut down the serious consequence that can not generate electricity.
At present, in steel matrix flue and road concrete substrate flue handing-over seam processing method, all be to fill, and then do the fiberglass anticorrosive coat in the above with asbestos cord.This scheme easy construction, cost are lower, but result of use is bad, because environment is abominable, and expand with heat and contract with cold and easily cause anticorrosive coat to destroy, come off, also just having caused needs the often shortcoming of maintenance, and each maintenance all must be changed this anticorrosive coat, makes maintenance cost high.
The utility model content
Goal of the invention of the present utility model is: at the problem of above-mentioned existence, provide a kind of simple in structure, with low cost, favorable anti-corrosion effect, anti-wear performance is good, and can prevent from effectively to expand with heat and contract with cold, the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of acid liquid corrosion and sweep of gases influence, adopt this anti-corrosion layer structure, can prevent that anticorrosive coat from destroying and acid liquid corrosion, and long perfomance life, maintenance cost is low.
The technical solution adopted in the utility model is as follows:
The anti-corrosion layer structure of junction comprises concrete substrate between the desulfurization concrete substrate flue of the present utility model, is provided with compound adhesive tape in the junction of adjacent concrete matrix, and described compound adhesive tape is fixed together adjacent concrete substrate.
Owing to adopted said structure, between two adjacent concrete substrates, be fixed together by compound adhesive tape, and two concrete substrate junctions are sealed, the junction that guarantees the adjacent concrete matrix has good sealing effectiveness, thereby guarantee the antiseptic effect of junction between the desulfurization concrete substrate flue, avoid acid solution to leak out flue and pollute outward.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, compound adhesive tape is connected on the concrete substrate by screw.
Owing to adopted said structure, by screw can be fixed on compound adhesive tape on the concrete substrate, thereby guarantee that compound adhesive tape and concrete substrate are fixed together, guarantee the stable of its structure, and compound adhesive tape has shrinkage, the infringement that can avoid expanding with heat and contract with cold and cause guarantees that the antiseptic property of flue is good.
The anti-corrosion layer structure of junction is provided with the high temperature priming coat between the desulfurization concrete substrate flue of the present utility model on the adjacent concrete substrate, is equipped with the impervious layer of scale on the described high temperature priming coat.
Owing to adopted said structure, high temperature priming coat, the combination of the impervious layer of scale as anticorrosive coat, can fully be resisted the corrosion of various acid solutions, and impermeability is arranged.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, the impervious layer of described scale adopts the vinyl ester resin scale to make.
Owing to adopted said structure, the impervious layer of the scale that adopts the vinyl ester resin scale to make has better Corrosion Protection.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model is equipped with frp layer on the impervious layer of described scale.
Owing to adopted said structure, high temperature priming coat, the impervious layer of scale and frp layer combination as the internal layer of anticorrosive coat, can fully be resisted the corrosion of various acid solutions, and impermeability is arranged; Fiberglass enhancement Layer and high-performance are strengthened the combination of compound adhesive belt, can resist fully to expand with heat and contract with cold and vibrate, and overall performance is good; The impervious layer of scale, fiberglass enhancement Layer and high-performance are strengthened the compound adhesive belt and are combined, and as the anti-corrosion layer structure of concrete substrate, can resist the corrosion of various acid solutions in the concrete flue, and excellent in durability has good antiseptic property.
The anti-corrosion layer structure of junction is pressed with the fiberglass press strip between the desulfurization concrete substrate flue of the present utility model under the described screw, fits in the surface of described fiberglass press strip and compound adhesive tape.
Owing to adopted said structure, adopt the fiberglass press strip, avoid screw to damage compound adhesive tape, make its structure more surely lean on, shelf life is longer.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, described compound adhesive tape below and/or screw surface are provided with silicon rubber.
Owing to adopted said structure, below compound adhesive tape and/or the screw surface silicon rubber is set, thereby guarantee that anti-corrosion layer structure feels that good antiseptic property is arranged, guarantee its service life, reduce maintenance cost.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, the thickness of described compound adhesive tape is 1.8-2.2mm.
Owing to adopted said structure, can satisfy under the prerequisite of national standard, have the leeway of freely selecting, can select arbitrarily according to the actual needs.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, the thickness of described compound adhesive tape is 2mm.
Owing to adopted said structure, it is suitable to make that this anticorrosion structure mates more.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, the thickness of described frp layer is 0.9-1.1mm; The thickness of the impervious layer of described scale is 1.8-2.2mm.
Owing to adopted said structure, can satisfy under the prerequisite of national standard, have the leeway of freely selecting, can select arbitrarily according to the actual needs.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are:
1. the anti-corrosion layer structure of junction is simple in structure, convenient to use, respond well between the desulfurization concrete substrate flue of the present utility model, is highly resistant to the defective of matrix distortion;
2. the anti-corrosion layer structure of junction can prevent acid liquid corrosion and sweep of gases between the desulfurization concrete substrate flue of the present utility model, and antiseptic property is good, and physical life is long;
3. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, favorable anti-corrosion effect, structure is surely leaned on, and can reduce frequency of maintenance, reduces the working service cost, is beneficial to popularization.
Description of drawings
Fig. 1 is the schematic diagram of anti-corrosion layer structure of the present utility model.
Mark among the figure: 1-concrete substrate, 2-high temperature priming coat, the impervious layer of 3-scale, 4-frp layer, 5-compound adhesive tape, 6-screw, 7-silicon rubber, 8-fiberglass press strip.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, comprise concrete substrate 1, be provided with compound adhesive tape 5 in the junction of adjacent concrete matrix 1, described compound adhesive tape 5 is fixed together adjacent concrete substrate 1, compound adhesive tape 5 is connected on the concrete substrate 1 by screw 6, be provided with high temperature priming coat 2 on the adjacent concrete substrate 1, be equipped with the impervious layer 3 of scale on the described high temperature priming coat 2, the impervious layer 3 of described scale adopts the vinyl ester resin scale to make, be equipped with frp layer 4 on the impervious layer 3 of described scale, described screw is pressed with fiberglass press strip 86 times, described fiberglass press strip 8 is fitted with the surface of compound adhesive tape 5, and described compound adhesive tape 5 belows and screw 6 surfaces are provided with silicon rubber 7.The impervious layer 3 of described scale is the vinyl ester resin scale layer, thickness is 2mm, it is 2mm that described high-performance is strengthened compound adhesive tape 5 thickness, the thickness of described frp layer 4 is 1mm, the thickness of described high temperature priming coat 2 is 0.1mm, the anticorrosive coat gross thickness that obtains junction between the desulfurization concrete flue of the present utility model is 5.1mm, and allow to exist 10% deviation, the thickness that is institute's high-performance reinforcement compound adhesive tape 5 is 2mm ± 10%, the thickness of frp layer 4 is 1mm ± 10%, the thickness of the impervious layer 3 of scale is 2mm ± 10%, the thickness of high temperature priming coat 2 is 0.1 mm ± 10%, gross thickness is 5.1mm ± 10%, thereby meets country and industry standard, satisfies the ratio between each layer.Therefore the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, the thickness of described compound adhesive tape 5 can be selected arbitrarily in the 1.8-2.2mm scope.The thickness of described frp layer 4 can be selected arbitrarily in the 0.9-1.1mm scope; The thickness of described resin scale layer can be selected arbitrarily in the 1.8-2.2mm scope.
The anti-corrosion layer structure of junction between the desulfurization concrete substrate flue of the present utility model, be that the thick high-performance of thick fiberglass enhancement Layer+2 ㎜ of impervious layer+1 mm of 0.1 scale that mm high temperature priming coat+2 mm are thick is strengthened the compound adhesive belt as the concrete substrate anti-corrosion layer structure, gross thickness 5.1 mm.This anti-corrosion layer structure with compare as anticorrosive coat with pure fiberglass, difficulty of construction is suitable, deformation resistance, corrosion resistance and wearability are better.With the protective layer of this anticorrosive coat as junction between the concrete flue, by experiment, in some power plant's success test run usefulness, for example at Inner Mongol Golconda power plant of unit, Haifeng county, Yibin and sharp self-contained thermoelectric plant etc.Anti-corrosion layer structure of the present utility model, use the thick high-performance of the thick fiberglass enhancement Layer+2mm of the 0.1 impervious synusia+1mm of scale that mm high temperature priming coat+2 mm are thick to strengthen the compound adhesive belt, gross thickness 5.1mm is as anti-corrosion layer structure between the concrete flue junction, in its operate time, no any phenomenon because of the leakage of anticorrosive coat self structure problem generation burn into.Power plant has also avoided because of anticorrosive coat damages acid liquor leakage taking place, and causes environmental pollution problems.
The anti-corrosion layer structure of junction is simple in structure, convenient to use, respond well between the desulfurization concrete substrate flue of the present utility model, is highly resistant to the defective of matrix distortion; Can prevent acid liquid corrosion and sweep of gases, antiseptic property is good, and physical life is long; Favorable anti-corrosion effect, structure is surely leaned on, and can reduce frequency of maintenance, reduces the working service cost, is beneficial to popularization.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue, comprise concrete substrate (1), it is characterized in that: be provided with compound adhesive tape (5) in the junction of adjacent concrete matrix (1), described compound adhesive tape (5) is fixed together adjacent concrete substrate (1).
2. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue as claimed in claim 1, it is characterized in that: compound adhesive tape (5) is connected on the concrete substrate (1) by screw (6).
3. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue as claimed in claim 1 or 2, it is characterized in that: be provided with high temperature priming coat (2) on the adjacent concrete substrate (1), be equipped with the impervious layer of scale (3) on the described high temperature priming coat (2).
4. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue as claimed in claim 3 is characterized in that: the impervious layer of described scale (3) adopts the vinyl ester resin scale to make.
5. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue as claimed in claim 3 is characterized in that: be equipped with frp layer (4) on the impervious layer of described scale (3).
6. as the anti-corrosion layer structure of junction between claim 2 or the 4 or 5 described desulfurization concrete substrate flues, it is characterized in that: be pressed with fiberglass press strip (8) under the described screw (6), described fiberglass press strip (8) is fitted with the surface of compound adhesive tape (5).
7. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue as claimed in claim 6 is characterized in that: described compound adhesive tape (5) below and/or screw (6) surface are provided with silicon rubber (7).
8. according to the anti-corrosion layer structure of junction between claim 1 or 2 or 4 or the 5 or 7 described desulfurization concrete substrate flues, it is characterized in that: the thickness of described compound adhesive tape (5) is 1.8-2.2mm.
9. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue according to claim 8, it is characterized in that: the thickness of described compound adhesive tape (5) is 2mm.
10. the anti-corrosion layer structure of junction between the desulfurization concrete substrate flue according to claim 5, it is characterized in that: the thickness of described frp layer (4) is 0.9-1.1mm; The thickness of the impervious layer of described scale (3) is 1.8-2.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200879504U CN202092146U (en) | 2011-03-30 | 2011-03-30 | Anticorrosive layer structure at joint between desulfurated concrete matrix flues |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200879504U CN202092146U (en) | 2011-03-30 | 2011-03-30 | Anticorrosive layer structure at joint between desulfurated concrete matrix flues |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202092146U true CN202092146U (en) | 2011-12-28 |
Family
ID=45367213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200879504U Expired - Lifetime CN202092146U (en) | 2011-03-30 | 2011-03-30 | Anticorrosive layer structure at joint between desulfurated concrete matrix flues |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202092146U (en) |
-
2011
- 2011-03-30 CN CN2011200879504U patent/CN202092146U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BRPI0504584A (en) | piping system for fluids and gases in a fuel cell | |
| CN202092146U (en) | Anticorrosive layer structure at joint between desulfurated concrete matrix flues | |
| CN202023401U (en) | Anti-corrosion layer structure of connecting seam of steel-base-body flue and concrete flue | |
| CN201014126Y (en) | Non-metal compensator for dust-laden medium | |
| CN202023263U (en) | Anticorrosive coating structure for internal corner at bottom of sulfur removal chimney | |
| CN202598563U (en) | Erosion resistant coating structure of desulfurated carbon steel substrate flue and concrete flue seam | |
| CN202032598U (en) | Anti-corrosion layer structure for desulfurization chimney corbel | |
| CN202372016U (en) | Bottom composite sealing device of cooler | |
| CN202546796U (en) | Anticorrosive coating structure at desulfurized steel base flue expansion joint | |
| CN201880467U (en) | Erosion resistant coating structure of desulfuration absorption tower bottom plate | |
| CN202021874U (en) | Anti-corrosion layer structure of baseplate of desulfurization accident tank | |
| CN203160805U (en) | Anticorrosion layer structure for concrete chimney | |
| CN201889147U (en) | Anti-corrosive layer structure for smoke gas inlet bottom plate of desulfurization absorption tower | |
| CN202274499U (en) | Corrosion-resistant structure for corbel region in chimney | |
| CN206361257U (en) | A kind of pipeline module carrier leads support arrangement | |
| CN207299001U (en) | A kind of desulfuration chimney fiberglass patch clad steel plate inner cylinder | |
| CN204717716U (en) | A kind of chimney anticorrosion system of applicable desulfurization wet flue gas | |
| CN205348828U (en) | Structure is restoreed in strong acid jar groove based on acidproof corruption anti -corrosion material | |
| CN208859097U (en) | A kind of three sets of combination spigot-and-socket corrosion-proof steel pipes | |
| CN209809873U (en) | Desulfurizing absorption tower | |
| Hua et al. | Study on the problems and Countermeasures of Oil and Gas Storage and Transportation Systems in China | |
| CN202324782U (en) | Ash collection platform anticorrosion structure at bottom of chimney | |
| CN208619947U (en) | A kind of desulfurizing tower inlet flue duct corrosion resisting device | |
| CN207530489U (en) | A kind of water power network flexible wiring pipe | |
| CN215983954U (en) | Split anchoring piece for fixing internal heat insulation and castable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHENGDU LONGZHIQUAN SCIENCE + TECHNOLOGY CO., LTD. Free format text: FORMER NAME: CHENGDU LONGQUAN ANTI-CORROSION ENGINEERING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610100 No. 353 whale long road, Longquanyi District, Sichuan, Chengdu Patentee after: Chengdu Longzhiquan Science & Technology Co., Ltd. Address before: 610100 No. 353 whale long road, Longquanyi District, Sichuan, Chengdu Patentee before: Chengdu Longquan Anti-Corrosion Engineering Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20111228 |
|
| CX01 | Expiry of patent term |