CN202021874U - Anti-corrosion layer structure of baseplate of desulfurization accident tank - Google Patents
Anti-corrosion layer structure of baseplate of desulfurization accident tank Download PDFInfo
- Publication number
- CN202021874U CN202021874U CN2011200711255U CN201120071125U CN202021874U CN 202021874 U CN202021874 U CN 202021874U CN 2011200711255 U CN2011200711255 U CN 2011200711255U CN 201120071125 U CN201120071125 U CN 201120071125U CN 202021874 U CN202021874 U CN 202021874U
- Authority
- CN
- China
- Prior art keywords
- corrosion
- desulfurization
- layer
- layer structure
- base plate
- 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
Images
Landscapes
- Laminated Bodies (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The utility model discloses an anti-corrosion layer structure of a baseplate of a desulfurization accident tank, which belongs to the technical field of corrosion prevention. The anti-corrosion layer structure of the baseplate of the desulfurization accident tank comprises a baseplate steel basal body (1) of the desulfurization accident tank, wherein a resin scale layer (2) is laid on the baseplate steel basal body (1), and a glass steel layer (3) is laid on the resin scale layer (2). The anti-corrosion layer structure of the baseplate of the desulfurization accident tank is simple in structure, low in cost and low in construction difficulty, and can prevent corrosion of acid liquor and scouring of serous fluid, realizes good anti-corrosion performance, fully resists the corrosion of various types of the acid liquor, further realizes the anti-seepage property, reduce the maintenance cost and is conductive to popularization.
Description
Technical field
The utility model relates to a kind of aseptic technic, particularly a kind of anti-corrosion layer structure of desulfurization emergency storage tank base plate.
Background technology
A large amount of SO is contained from the flue gas of boiler emission in thermal power plant before not setting up desulfurizer
2, directly the chimney by power plant enters atmosphere, SO
2Combine the formation acid solution with airborne moisture, accumulate over a long period with the form contaminated environment of acid rain, and influence the healthy of people.After heat-engine plant desulfurizer was set up, this environmental issue was just solved.It is the desulfurization emergency storage tank that an important equipment is arranged in the desulfurizer, and the desulfurization emergency storage tank adds that by carbon steel structure rational anti-corrosion layer structure forms, owing to contain a large amount of SO
2Flue gas pass through from the desulfurization zone device; desulfurization zone inside is sour environment; the corrosion protective covering structure of carrying out emergency storage tank inside is very important, and unreasonable if anti-corrosion layer structure is selected, corrosion protective covering does not play the protection buffer action; acid solution is passed anti-corrosion layer structure and is penetrated into carbon steel shell; corrosion carbon steel shell and boring a hole, a large amount of acid liquor leakages accidents happened jar contaminated environment, even cause the accident and jar can not use; cause serious consequence to entire power plant, therefore select rational anti-corrosion layer structure very important.
In the technology that adopts, a kind of scheme is to utilize the C276 alloy sheets as anticorrosive coat parcel emergency storage tank base plate at present, and its effect is better, but the cost height, so there is the too high weak point of cost in it; Another scheme is to adopt the vinyl ester resin scale to add fiberglass parcel base plate, favorable anti-corrosion effect, but have the higher defective of cost equally, and its wear-resisting weak effect, used about 1 year, anticorrosive coat be worn through the perforation phenomenon many, the corresponding high problem of maintenance cost of bringing.
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, difficulty of construction is low, favorable anti-corrosion effect, anti-wear performance is good, and can prevent the anti-corrosion layer structure of the desulfurization emergency storage tank base plate that acid liquid corrosion and slurries wash away, use this anticorrosive coat to get base plate, can prevent effectively that acid liquid corrosion and slurries from washing away to the desulfurization emergency storage tank, and can avoid the appearance of problems such as acid liquor leakage, guarantee the service life of desulfurization emergency storage tank.
The technical solution adopted in the utility model is as follows:
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model comprises the base plate steel matrix of desulfurization emergency storage tank being equipped with the resin scale layer on the described base plate steel matrix, is equipped with frp layer on the described resin scale layer.
Owing to adopted said structure, resin scale layer and frp layer combination as anticorrosive coat, can fully be resisted the corrosion of various acid solutions, and have impermeability, can resist the corrosion of various acid solutions effectively, have good antiseptic property, and excellent in durability.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model is equipped with the silica flour wearing layer on the described frp layer.
Owing to adopted said structure,,, can fully resist the corrosion of various acid solutions, and impermeability is arranged as the internal layer of anticorrosive coat with resin scale layer and frp layer combination; Frp layer and the combination of silica flour wearing layer can be resisted washing away of slurries and flue gas fully, and anti-wear performance is good; Resin scale layer, frp layer and silica flour wearing layer combine, and as the anti-corrosion layer structure of base plate, can resist the corrosion of various acid solutions, have good antiseptic property, and excellent in durability.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, described resin scale layer is the vinyl ester resin scale layer.
Owing to adopted said structure, made anticorrosive coat have better Corrosion Protection.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, the thickness of described vinyl ester resin scale layer are 2mm.
Owing to adopted above-mentioned vinyl ester resin scale layer, make anticorrosive coat satisfy national standard and industry standard, more suitable.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, the thickness of described silica flour wearing layer are 1.8mm～2.2mm.
Owing to adopted above-mentioned silica flour wearing layer, satisfy country and industry standard, be beneficial to and promote the use.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, the thickness of described silica flour wearing layer are 2mm.
Owing to adopted above-mentioned silica flour wearing layer, the requirement of more satisfied production and application is being satisfied under the better corrosion-resistant requirement prerequisite, more economical with materials.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, the thickness of described frp layer are 1mm.
Owing to adopted above-mentioned frp layer, the requirement of more satisfied production and application is being satisfied under the better corrosion-resistant requirement prerequisite, more economical with materials.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, the thickness of described resin scale layer are 2mm.
Owing to adopted above-mentioned resin scale layer, the requirement of more satisfied production and application is being satisfied under the better corrosion-resistant requirement prerequisite, more economical with materials.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are:
1. the anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, simple in structure, with low cost, difficulty of construction is low;
2. the anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model can prevent that acid liquid corrosion and slurries from washing away, and antiseptic property is good;
3. the anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model can fully be resisted the corrosion of various acid solutions, and impermeability is arranged, and has reduced maintenance cost, is beneficial to popularization.
Description of drawings
Fig. 1 is the schematic diagram of the anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model.
Mark among the figure: 1-base plate steel matrix, 2-resin scale layer, 3-frp layer, 4-silica flour wearing layer.
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 desulfurization emergency storage tank base plate of the present utility model, the base plate steel matrix 1 that comprises the desulfurization emergency storage tank, be equipped with resin scale layer 2 on the described base plate steel matrix 1, be equipped with frp layer 3 on the described resin scale layer 2, be equipped with silica flour wearing layer 4 on the described frp layer 3, described resin scale layer 2 is the vinyl ester resin scale layer, the thickness of described vinyl ester resin scale layer is 2mm, the thickness of described silica flour wearing layer 4 is 2mm, certainly the thickness of silica flour wearing layer can be selected arbitrarily at 1.8mm～2.2mm, as long as satisfy national standard and industry requirement, the thickness of described frp layer 3 is 1mm.
The gross thickness of the anticorrosive coat of desulfurization emergency storage tank base plate of the present utility model is 5mm, and allow to exist 10% deviation, the thickness that is described frp layer 3 is 1mm ± 10%, the thickness of resin scale layer 2 is 2mm ± 10%, the thickness of silica flour wearing layer 4 is 2mm ± 10%, and gross thickness is 5mm ± 10%, thereby meet country and industry standard, satisfy the ratio between each layer.
The anti-corrosion layer structure of desulfurization emergency storage tank base plate of the present utility model, for the thick silica flour wearing layer of the thick vinyl base ester resin fiberglass that scale+1 ㎜ is thick+2 ㎜ of 2mm as the base plate anti-corrosion layer structure, gross thickness 5 ㎜.This anti-corrosion layer structure with compare as anticorrosive coat with C276, corrosion-resistant suitable with wearability, expense is lower; With compare as anticorrosive coat with rubber layer, corrosion resistance is suitable, wearability is better, expense is lower.With the protective layer of this anticorrosive coat as base plate; by experiment; use in some power plant's success test runs; for example in power plant such as Tongchuan, Shaanxi power plant, Sichuan Huaying hill power plant, the yellow power plant in Lip river, Chongqing; anti-corrosion layer structure of the present utility model uses the silica flour wearing layer that the 2 ㎜ fiberglass that thick vinyl ester resin scale+1 ㎜ is thick+2 ㎜ are thick, and gross thickness 5 ㎜ are as the base plate anti-corrosion layer structure; empirical tests, no any phenomenon because of anticorrosive coat self structure problem generation corrosion leakage.Power plant has also avoided because of anticorrosive coat damages acid liquor leakage taking place, and causes environmental pollution problems.
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 (8)
1. the anti-corrosion layer structure of a desulfurization emergency storage tank base plate, the base plate steel matrix (1) that comprises the desulfurization emergency storage tank, it is characterized in that: be equipped with resin scale layer (2) on the described base plate steel matrix (1), be equipped with frp layer (3) on the described resin scale layer (2).
2. the anti-corrosion layer structure of desulfurization emergency storage tank base plate according to claim 1 is characterized in that: be equipped with silica flour wearing layer (4) on the described frp layer (3).
3. the anti-corrosion layer structure of desulfurization emergency storage tank base plate according to claim 1 and 2 is characterized in that: described resin scale layer (2) is the vinyl ester resin scale layer.
4. the anti-corrosion layer structure of desulfurization emergency storage tank base plate according to claim 3 is characterized in that: the thickness of described vinyl ester resin scale layer is 2mm.
5. according to the anti-corrosion layer structure of claim 1 or 2 or 4 described desulfurization emergency storage tank base plates, it is characterized in that: the thickness of described silica flour wearing layer (4) is 1.8mm～2.2mm.
6. the anti-corrosion layer structure of desulfurization emergency storage tank base plate according to claim 5 is characterized in that: the thickness of described silica flour wearing layer (4) is 2mm.
7. according to the anti-corrosion layer structure of claim 1 or 2 or 4 or 6 described desulfurization emergency storage tank base plates, it is characterized in that: the thickness of described frp layer (3) is 1mm.
8. the anti-corrosion layer structure of desulfurization emergency storage tank base plate according to claim 1 and 2 is characterized in that: the thickness of described resin scale layer (2) is 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200711255U CN202021874U (en) | 2011-03-17 | 2011-03-17 | Anti-corrosion layer structure of baseplate of desulfurization accident tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200711255U CN202021874U (en) | 2011-03-17 | 2011-03-17 | Anti-corrosion layer structure of baseplate of desulfurization accident tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202021874U true CN202021874U (en) | 2011-11-02 |
Family
ID=44846842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200711255U Expired - Lifetime CN202021874U (en) | 2011-03-17 | 2011-03-17 | Anti-corrosion layer structure of baseplate of desulfurization accident tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202021874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289448A (en) * | 2021-04-26 | 2021-08-24 | 国家能源集团宁夏煤业有限责任公司 | Desulfurization absorption tower, circulation tank, desulfurization device and desulfurization system |
-
2011
- 2011-03-17 CN CN2011200711255U patent/CN202021874U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289448A (en) * | 2021-04-26 | 2021-08-24 | 国家能源集团宁夏煤业有限责任公司 | Desulfurization absorption tower, circulation tank, desulfurization device and desulfurization system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203782238U (en) | Electro-migrating dechlorinating corrosion inhibiting device of planar reinforced concrete structure | |
| CN201653876U (en) | Indoor soil corrosion simulator | |
| CN202021874U (en) | Anti-corrosion layer structure of baseplate of desulfurization accident tank | |
| CN103060815A (en) | Jacket platform far anode type corrosion control device and use method thereof | |
| CN201880467U (en) | Erosion resistant coating structure of desulfuration absorption tower bottom plate | |
| CN201012817Y (en) | Liquid blocking type floating top support leg | |
| CN201889147U (en) | Anti-corrosive layer structure for smoke gas inlet bottom plate of desulfurization absorption tower | |
| CN201881603U (en) | Corrosion-resistant layer structure of steel girder in spray area of desulfurization absorption tower | |
| CN202023401U (en) | Anti-corrosion layer structure of connecting seam of steel-base-body flue and concrete flue | |
| CN201881602U (en) | Corrosion-resistant layer structure of steel girder in spray area of desulfurization absorption tower | |
| CN2813639Y (en) | Dead anode protector for steel reinforced concrete structures | |
| CN206027416U (en) | Reinforced concrete tower wall structure with PP board | |
| CN202024345U (en) | Anticorrosive coating structure used for thermal power plant concrete chimney expansion joint | |
| CN202647810U (en) | Corrosion-proof desulfurization chimney | |
| CN210376219U (en) | Marine wind power tower cylinder hydrogen sulfide monitoring devices based on electrochemistry | |
| CN201875360U (en) | Anticorrosive coating structure of flange used on desulfurizing absorption tower | |
| CN107475597A (en) | A kind of corrosion-resistant stainless steel material | |
| CN203270035U (en) | Adjustable cathode shunting device | |
| CN202803069U (en) | Device capable of reducing content of acid and iron oxide powder in acid regeneration tail gas | |
| CN203256335U (en) | CFRP (Carbon Fiber Reinforced Plastics)-reinforced concrete composite structure with cathodic protection function | |
| CN113300259B (en) | Water immersion negative protection resistance reduction device and method for power station grounding grid | |
| CN202032598U (en) | Anti-corrosion layer structure for desulfurization chimney corbel | |
| CN206141765U (en) | Novel long -term ice target power supply system | |
| CN201484783U (en) | Composite anti-corrosive static electricity-conductive coating of storage tank | |
| CN202546796U (en) | Anticorrosive coating structure at desulfurized steel base flue expansion joint |
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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111102 |