CN203594918U - Anti-corrosion layer structure used for fixing FRP pipeline in desulfurizing absorption tower - Google Patents
Anti-corrosion layer structure used for fixing FRP pipeline in desulfurizing absorption tower Download PDFInfo
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- CN203594918U CN203594918U CN201320824669.3U CN201320824669U CN203594918U CN 203594918 U CN203594918 U CN 203594918U CN 201320824669 U CN201320824669 U CN 201320824669U CN 203594918 U CN203594918 U CN 203594918U
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- Prior art keywords
- frp
- pipeline
- layer structure
- shaped fixing
- corrosion layer
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- 238000005260 corrosion Methods 0.000 title claims abstract description 40
- 230000003009 desulfurizing effect Effects 0.000 title abstract description 7
- 238000010521 absorption reaction Methods 0.000 title abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000006477 desulfuration reaction Methods 0.000 claims description 22
- 230000007797 corrosion Effects 0.000 claims description 18
- 239000011248 coating agent Substances 0.000 claims description 14
- 229920006387 Vinylite Polymers 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 10
- 238000004804 winding Methods 0.000 abstract 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 45
- 239000011151 fibre-reinforced plastic Substances 0.000 description 44
- 230000006378 damage Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses an anti-corrosion layer structure used for fixing an FRP pipeline in a desulfurizing absorption tower. The anti-corrosion layer structure used for fixing the FRP pipeline in the desulfurizing absorption tower comprises a U-shaped fixing frame, a rubber base plate and an FRP winding belt, wherein the U-shaped fixing vertical frame is welded to a steel base body of the desulfurizing absorption tower, anti-corrosion coatings coat the upper surface and the lower surface of the U-shaped fixing frame respectively, the rubber base plate is arranged on the upper surface of the U-shaped fixing frame, the FRP pipeline is arranged on the rubber base plate, and the FRP winding belt fixes the FRP pipeline and the U-shaped fixing frame together. The anti-corrosion layer structure used for fixing the FRP pipeline in the desulfurizing absorption tower is composed of the U-shaped fixing device with the anti-corrosion coatings and the FRP winding belt, is simple in structure, and effectively resolves the problem of fixation and connection construction of the FRP pipeline.
Description
Technical field
The utility model belongs to aseptic technic field, is specifically related to a kind of anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower.
Background technique
A large amount of SO2, not setting up before desulfurizer, are contained from the flue gas of boiler emission in thermal power plant, are easily combined formation acid solution with airborne moisture, accumulate over a long period with the form befouling environment of acid rain, affect the healthy of people.
The foundation of desulfurizer is solved this environmental issue, but the Low Temperature Wet flue gas after desulfurization still contains the acid solution of heterogeneity, as: sulfuric acid, nitric acid etc., corrosivity is stronger, easily desulphurization plant is caused to corrosion as the metallic conduit in desulfurizing tower, flue gas flue especially equipment, general way is to carry out lining anti-corrosion construction, prevents that it is corroded, and generally adopts glass fibre reinforced plastics (FRP) pipeline to replace the method for metallic conduit to be solved for the problem of Metal pipeline corrosion.At present, a large amount of FRP pipelines are applied in desulphurization plant, and as spray piping, oxidation air pipeline, particularly, in the project of taking ammonia desulfurizing process, the FRP pipeline in absorption tower accounts for 40% especially.How these pipelines are connected, fixedly become a difficult point with desulfuration absorbing tower equipment steel base, because vibration in various degree all can appear in pipeline in the time moving, if fixing insecure, amplitude will be increasing, finally cause FRP pipeline damage, sometimes also can destroy the even steel base itself of anticorrosive coat in steel base because of vibration friction, once and steel base is destroyed, the operation of equipment be will have a strong impact on, and environmental pollution and potential safety hazard brought.
In prior art, a kind of scheme is that this requires soldering stainless steel connection set in steel base, after FRP pipeline installation in position, with stainless steel adapting piece, FRP pipeline is fixed in steel base again with the fixing FRP pipe of stainless steel fastener; Another kind of scheme is that plane carbon steel fixed structure is set in steel base, together finish after anticorrosion construction in same agent structure, again by placed on it FRP pipeline, finally by the mode that FRP is wound around, FRP pipeline is fixed on fixed structure, but all there is the problem such as construction complexity, engineering time length in this two schemes.
Model utility content
The purpose of this utility model is to overcome the problems referred to above that prior art exists, and a kind of simple in structure, favorable anti-corrosion effect, the anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower that with low cost, difficulty of construction is low are provided.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower, comprise U-shaped fixing frame, rubber mat plate and FRP take-up strap, described U-shaped fixed vertical frame is welded in the steel base of desulfuration absorbing tower, the upper and lower surface of U-shaped fixing frame all scribbles corrosion resistant coating, described rubber mat plate is placed on the upper surface of U-shaped fixing frame, FRP pipeline is placed on described rubber mat plate, and described FRP take-up strap is fixed together FRP pipeline and U-shaped fixing frame.
Further, the material of described corrosion resistant coating is vinylite scale.
Further, the thickness of described corrosion resistant coating is: 3.0～4.0mm.
Further, the matrix resin of described FRP take-up strap is vinylite.
Further, the thickness of described FRP take-up strap is 4.0～5.0mm.
Compared with prior art, the beneficial effects of the utility model are:
First, the anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower of the present utility model, is made up of the U-shaped fixing device and the FRP take-up strap that are provided with corrosion resistant coating, simple in structure, can effectively solve FRP pipeline and be fixedly connected with construction difficult problem;
Secondly, corrosion resistant coating for the U-shaped fixing device of the anti-corrosion layer structure of FRP pipeline in fixing desulfuration absorbing tower of the present utility model is consistent with the body material of FRP take-up strap, adhesive property is good each other, fixing more thorough, can effectively prevent the corrosion and the interior outside destroy that bring because of equipment operational shock, FRP pipeline is played to effective protective action;
Finally, the fixing anticorrosion structure of FRP pipeline in desulfuration absorbing tower described in the utility model, long service life, with low cost, and operation is simple, and easy operating, is convenient to promote the use of in of the same race or similar devices.
Accompanying drawing explanation
Fig. 1 is the structural representation for the anti-corrosion layer structure of FRP pipeline in fixing desulfuration absorbing tower of the present utility model.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is 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 for FRP pipeline in fixing desulfuration absorbing tower in the present embodiment comprises U-shaped fixing frame 1, rubber mat plate 2 and FRP take-up strap 3, U-shaped fixing frame 1 vertical welding is on the matrix of desulfuration absorbing tower steel, the upper and lower surface of U-shaped fixing frame 1 all scribbles corrosion resistant coating 11,12, rubber mat plate 2 is placed on the upper surface of U-shaped fixing frame 1, FRP pipeline 4 is placed on rubber mat plate 2, and FRP take-up strap 3 is fixed together FRP pipeline 4 and U-shaped fixing frame 1.
Wherein, the effect of U-shaped fixing frame 1 is FRP pipeline 4 to carry out load-bearing and coordinate with FRP take-up strap 3 FRP pipeline 4 and the steel base of desulfuration absorbing tower are fixed together, and effectively prevents the damage that FRP pipeline 4 causes due to vibration; The effect of corrosion resistant coating 11,12 is to protect U-shaped fixing frame 1 not corroded; The effect of rubber mat plate 2 is effectively to stop FRP pipeline 4 the slidably reciprocating of U-shaped fixing frame 1 surface, and avoids the destruction of the corrosion resistant coating 11,12 being caused by sliding friction.
In order to improve stability, the matrix resin of described corrosion resistant coating 11,12 and FRP take-up strap 3 is vinylite, and the material of corrosion resistant coating 11,12 is vinylite scale.
In order to guarantee certain antiseptic property, wall thickness according to country and the U-shaped fixing frame 1 of industry standard is set to 10mm, the thickness of the corrosion resistant coating 11,12 on it is set to 3.0～4.0mm, the thickness of rubber mat plate 2 is set to 4mm, the thickness of FRP take-up strap 3 is set to 4.0～5.0mm, and the thickness of FRP pipeline 4 is determined by manufacturer according to actual conditions.
Of the present utility model for the anti-corrosion layer structure of FRP pipeline in fixing desulfuration absorbing tower with stainless steel fastener as compared with fixed structure, freedom from vibration, corrosion resistance are more excellent, and difficulty of construction is low, the construction used time is few, cost is lower; Compared with the anticorrosion fixed solution that is plane with fixed support, difficulty of construction, construction cost are suitable, but final operation usability, reliability of structure are more excellent.Successfully on probation as the fixed structure of FRP pipeline in desulfuration absorbing tower with the anticorrosion fixed structure of this structural type, and at its run duration, without any because of the destroyed phenomenon of anticorrosion fixed structure self structure problem generation burn into FRP pipeline, avoided because of anti-FRP Pipeline damage simultaneously, and then damage equipment matrix anticorrosive coat and the acid liquor leakage that causes, equipment stops transport, the even problem such as environmental pollution accident.
Although the utility model is described with reference to multiple explanatory embodiments of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and mode of executions, and these are revised and within mode of execution will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to the constituent elements of subject combination layout and/or layout.Except modification that constituent elements and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (5)
1. the anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower, it is characterized in that: comprise U-shaped fixing frame, rubber mat plate and FRP take-up strap, described U-shaped fixing frame vertical welding is in the steel base of desulfuration absorbing tower, the upper and lower surface of U-shaped fixing frame all scribbles corrosion resistant coating, described rubber mat plate is placed on the upper surface of U-shaped fixing frame, FRP pipeline is placed on described rubber mat plate, and described FRP take-up strap is fixed together FRP pipeline and U-shaped fixing frame.
2. the anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower according to claim 1, is characterized in that: the material of described corrosion resistant coating is vinylite scale.
3. the anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower according to claim 1 and 2, is characterized in that: the thickness of described corrosion resistant coating is: 3.0～4.0mm.
4. the anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower according to claim 1, is characterized in that: the matrix resin of described FRP take-up strap is vinylite.
5. according to the anti-corrosion layer structure for FRP pipeline in fixing desulfuration absorbing tower described in claim 1 or 4, it is characterized in that: the thickness of described FRP take-up strap is 4.0～5.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320824669.3U CN203594918U (en) | 2013-12-13 | 2013-12-13 | Anti-corrosion layer structure used for fixing FRP pipeline in desulfurizing absorption tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320824669.3U CN203594918U (en) | 2013-12-13 | 2013-12-13 | Anti-corrosion layer structure used for fixing FRP pipeline in desulfurizing absorption tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203594918U true CN203594918U (en) | 2014-05-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320824669.3U Expired - Lifetime CN203594918U (en) | 2013-12-13 | 2013-12-13 | Anti-corrosion layer structure used for fixing FRP pipeline in desulfurizing absorption tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203594918U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758088A (en) * | 2018-08-03 | 2018-11-06 | 珠海格力电器股份有限公司 | Pipe clamp and air conditioner |
| CN109420423A (en) * | 2017-08-21 | 2019-03-05 | 南京凯盛国际工程有限公司 | A kind of novel desulphurization absorption tower high-temperature flue gas even distribution device |
-
2013
- 2013-12-13 CN CN201320824669.3U patent/CN203594918U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109420423A (en) * | 2017-08-21 | 2019-03-05 | 南京凯盛国际工程有限公司 | A kind of novel desulphurization absorption tower high-temperature flue gas even distribution device |
| CN108758088A (en) * | 2018-08-03 | 2018-11-06 | 珠海格力电器股份有限公司 | Pipe clamp and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140514 |
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| CX01 | Expiry of patent term |