CN210153348U - Corrosion-resistant pipeline for petroleum transportation - Google Patents
Corrosion-resistant pipeline for petroleum transportation Download PDFInfo
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- CN210153348U CN210153348U CN201920747762.6U CN201920747762U CN210153348U CN 210153348 U CN210153348 U CN 210153348U CN 201920747762 U CN201920747762 U CN 201920747762U CN 210153348 U CN210153348 U CN 210153348U
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Abstract
The utility model relates to a petroleum transportation uses corrosion-resistant pipeline, its technical scheme: the anti-corrosion coating comprises a supporting layer, an anti-corrosion layer and guide ribs, wherein the anti-corrosion layer is fixed on the outer side of the supporting layer and comprises a ceramic wear-resistant layer, an adhesive layer and a foamed cotton layer which are distributed from inside to outside, the ceramic wear-resistant layer and the foamed cotton layer are fixedly connected through the adhesive layer, and at least four guide ribs which are spirally distributed are arranged on the inner wall of the supporting layer; the beneficial effects are that: the utility model discloses an outer anti-corrosion coating that sets up at compound supporting layer, ceramic wearing layer, adhesive layer and the foaming cotton layer that anti-corrosion coating from interior to exterior distributed constitute, and the foaming cotton layer has certain protection and antidetonation effect, even received the striking or the friction of stone, also can't cause the damage of inside supporting layer, has consequently avoided the corrosion phenomenon that external environment caused to the outside of pipeline.
Description
Technical Field
The utility model belongs to the technical field of oil conveying equipment, especially, be a corrosion-resistant pipeline is used in oil transportation.
Background
The oil pipeline (also called pipeline, pipeline) is composed of oil pipe and its accessories, and according to the requirements of technological process, it is equipped with correspondent oil pump unit, and designed and installed into a complete pipeline system for completing the tasks of oil receiving, unloading and transferring, namely a pipeline system for transporting petroleum and petroleum products, which mainly comprises a petroleum pipeline, a petroleum station and other auxiliary related equipment, is one of the main equipment in the petroleum storage and transportation industry, is also the most main transportation equipment for crude oil and petroleum products, compared with the railway and highway oil transportation which belongs to the land transportation mode, the pipeline oil transportation has the characteristics of large transportation capacity, good tightness, low cost, high safety coefficient and the like, the pipe of the oil transportation pipeline is generally a steel pipe, and is connected into a long-distance pipeline by using connecting devices such as welding, flanges and the like, and a valve is used for opening and closing control and flow regulation. The oil pipeline mainly comprises conveying processes such as isothermal conveying, heating conveying, sequential conveying and the like. The corrosion of the pipeline and how to prevent corrosion are one of the important links of pipeline maintenance. Oil pipelines have become one of the major means of transporting oil today and still have considerable potential for development in the future.
The surface of the existing petroleum pipeline is generally provided with an anticorrosive coating, but when the pipeline is impacted or rubbed from the outside, the anticorrosive coating falls off or gaps are generated, local corrosion is caused, and the anticorrosive performance of the pipeline can be seriously affected after a long time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a corrosion-resistant pipeline is used in oil transportation to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the corrosion-resistant pipeline for petroleum transportation comprises a supporting layer, an anti-corrosion layer and guide ribs, wherein the anti-corrosion layer is fixed on the outer side of the supporting layer and comprises a ceramic wear-resistant layer, an adhesive layer and a foaming cotton layer which are distributed from inside to outside, the ceramic wear-resistant layer and the foaming cotton layer are fixedly connected through the adhesive layer, and at least four guide ribs which are spirally distributed are arranged on the inner wall of the supporting layer.
Preferably, the supporting layer comprises a steel pipe, a composite supporting layer and an inner anti-corrosion layer, the inner anti-corrosion layer is fixed on the inner side of the steel pipe, the composite supporting layer is fixed on the outer wall of the steel pipe, a plurality of reinforcing ribs are fixed on the periphery of the outer wall of the steel pipe, and the thickness of the composite supporting layer is larger than the height of the reinforcing ribs.
Preferably, the inner anti-corrosion layer is made of glass fiber reinforced plastic, and the inner anti-corrosion layer is fixedly connected with the steel pipe through hot melt adhesive.
Preferably, the composite supporting layer is made of PVC material, and the thickness of the composite supporting layer is twice of that of the steel pipe.
Preferably, the cross-section of direction muscle is triangle-shaped, just the triangle of direction muscle all has the chamfer, the height of direction muscle is two centimetres at least.
Preferably, the thickness of the foam layer is half of the thickness of the corrosion prevention layer.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up the anti-corrosion coating in the skin of compound supporting layer, ceramic wearing layer, adhesive layer and the foaming cotton layer that the anti-corrosion coating distributes from inside to outside constitute, the foaming cotton layer has certain protection and antidetonation effect, even received the striking or the friction of stone, also can't cause the damage of inside supporting layer, consequently avoided the external environment to the outside corrosion phenomenon that causes of pipeline;
2. the utility model discloses the inner wall at the supporting layer is equipped with the direction muscle that the spiral distributes, because the oil is in the transportation, the sediment that has impurity all is located the lower floor, carries out more wearing and tearing to the bottom easily in transportation, and has set up the direction muscle after, can produce the oil rotatory in the transportation, and impurity is because rotatory power that produces is partial all around, comparatively even with the pipe wall contact, can not cause the phenomenon of local wear.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of a middle support layer of the present invention;
fig. 3 is a schematic structural diagram of a in the present invention.
In the upper diagram: 1. a support layer; 11. a steel pipe; 111. reinforcing ribs; 12. a composite support layer; 13. an inner corrosion resistant layer; 2. an anti-corrosion layer; 21. a ceramic wear layer; 22. an adhesive layer; 23. a foamed cotton layer; 3. and (5) guiding ribs.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to the attached drawings 1-3, the utility model provides the following technical scheme: the utility model provides a corrosion-resistant pipeline for petroleum transportation, includes supporting layer 1, anti-corrosion coating 2 and direction muscle 3, and the outside of supporting layer 1 is fixed with anti-corrosion coating 2, and anti-corrosion coating 2 includes ceramic wearing layer 21, adhesive layer 22 and the foam cotton layer 23 that from interior to exterior distributes, passes through adhesive layer 22 fixed connection between ceramic wearing layer 21 and the foam cotton layer 23, and the inner wall of supporting layer 1 is equipped with four at least spiral distribution's direction muscle 3.
In this embodiment: the anti-corrosion ceramic foam air duct comprises a supporting layer 1, an anti-corrosion layer 2 and guide ribs 3, wherein the supporting layer 1 has a supporting and shaping function of a main air duct pipeline, the anti-corrosion layer 2 is fixed on the outer side of the supporting layer 1, the anti-corrosion layer 2 is positioned on the outer side of the supporting layer 1 and can play a role of resisting corrosion on the supporting layer 1 and prevent the supporting layer 1 from changing in structure, the anti-corrosion layer 2 comprises a ceramic wear-resistant layer 21, an adhesive layer 22 and a foam cotton layer 23 which are distributed from inside to outside, the ceramic wear-resistant layer 21 is mainly formed by mixing ceramic particles in thermosetting resin, the ceramic particles have high hardness, so that the wear resistance of the ceramic wear-resistant layer can be improved, the ceramic wear-resistant layer has a good anti-corrosion function, the ceramic wear-resistant layer 21 and the foam cotton layer 23 are fixedly connected through the adhesive layer 22, and the foam cotton layer 23 has low hardness and can deform, avoid direct contact such as inside supporting layer 1 and outside air moisture, the inner wall of supporting layer 1 is equipped with four at least spiral distributions's direction muscle 3, because the oil is in the transportation, the sediment that has impurity all is located the lower floor, carry out more wearing and tearing to the bottom easily in transportation, and set up direction muscle 3 back, can produce the rotation with the oil in the transportation, and impurity is because rotatory power that produces is partial to all around, it is comparatively even with the pipe wall contact, can not cause local wear's phenomenon.
Specifically, the supporting layer 1 comprises a steel pipe 11, a composite supporting layer 12 and an inner anti-corrosion layer 13, the inner anti-corrosion layer 13 is fixed on the inner side of the steel pipe 11, the composite supporting layer 12 is fixed on the outer wall of the steel pipe 11, a plurality of reinforcing ribs 111 are fixed on the periphery of the outer wall of the steel pipe 11, and the thickness of the composite supporting layer 12 is larger than the height of the reinforcing ribs 111; the composite supporting layer 12 covers the outer layer of the steel pipe 11, so that the steel pipe 11 can be protected from corrosion and deformation, the steel pipe 11 is effectively prevented from being corroded and deformed, the overall strength can be increased through the reinforcing ribs 111, and the sealing performance of the composite supporting layer 12 connected with the steel pipe 11 can be ensured.
Specifically, the inner anticorrosive layer 13 is made of glass fiber reinforced plastic, and the inner anticorrosive layer 13 and the steel pipe 11 are fixedly connected by hot melt adhesive; the glass fiber reinforced plastic material has light weight, high strength, corrosion resistance, better resistance to atmosphere, water, acid, alkali, salt, various oils and solvents with common concentration, simple process, one-step forming capability, outstanding economic effect and more outstanding process superiority especially to products with complex shape and less forming possibility, wherein the products are applied to various aspects of chemical corrosion prevention and are replacing carbon steel, stainless steel, wood, nonferrous metal and the like.
Specifically, the composite supporting layer 12 is made of PVC, and the thickness of the composite supporting layer 12 is twice that of the steel pipe 11; the PVC material is universal plastic with the largest output in the world, is very wide in application, can be applied to the outside of the steel pipe 11 to be made into a composite pipe, and has a corrosion-resistant effect.
Specifically, the section of each guide rib 3 is triangular, the triangular parts of the guide ribs 3 are provided with chamfers, and the height of each guide rib 3 is at least two centimeters; can guide the fluid inside.
Specifically, the thickness of the foam cotton layer 23 is half of the thickness of the anti-corrosion layer 2; can play a good role in shock absorption and impact resistance, and simultaneously prevent air and moisture from permeating.
The utility model discloses a theory of operation and use flow: the outer side of the supporting layer 1 is fixed with the anti-corrosion layer 2, the anti-corrosion layer 2 is positioned on the outer side of the supporting layer 1, the anti-corrosion effect on the supporting layer 1 can be achieved, the structural change of the supporting layer 1 is prevented, the ceramic wear-resistant layer 21 is formed by mixing ceramic particles in thermosetting resin, the wear resistance of the ceramic particles can be improved due to high hardness of the ceramic particles, and the ceramic wear-resistant layer 21 and the foaming cotton layer 23 are fixedly connected through the adhesive layer 22, the foaming cotton layer 23 is low in hardness and can deform greatly when receiving impact, so that the damage to the structure of the ceramic wear-resistant layer is reduced, the internal supporting layer 1 is prevented from being in direct contact with external air moisture and the like, and because petroleum is transported, sediments with impurities are positioned on the lower layer, and the bottom layer is easily abraded in the transportation process, after the guide ribs 3 are arranged, the petroleum can be rotated in the transportation process, and impurities are deflected around due to the force generated by rotation, are uniformly contacted with the pipe wall, and cannot cause the phenomenon of local abrasion.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A corrosion-resistant pipeline for oil transportation is characterized in that: the anti-corrosion coating comprises a supporting layer (1), an anti-corrosion layer (2) and guide ribs (3), wherein the anti-corrosion layer (2) is fixed on the outer side of the supporting layer (1), the anti-corrosion layer (2) comprises a ceramic wear-resistant layer (21), an adhesive layer (22) and a foamed cotton layer (23) which are distributed from inside to outside, the ceramic wear-resistant layer (21) and the foamed cotton layer (23) are fixedly connected through the adhesive layer (22), and at least four guide ribs (3) which are distributed spirally are arranged on the inner wall of the supporting layer (1).
2. The corrosion-resistant pipe for petroleum transportation according to claim 1, wherein: the supporting layer (1) comprises a steel pipe (11), a composite supporting layer (12) and an inner anti-corrosion layer (13), the inner side of the steel pipe (11) is fixed with the inner anti-corrosion layer (13), the outer wall of the steel pipe (11) is fixed with the composite supporting layer (12), a plurality of reinforcing ribs (111) are fixed on the periphery of the outer wall of the steel pipe (11), and the thickness of the composite supporting layer (12) is larger than the height of the reinforcing ribs (111).
3. The corrosion-resistant pipe for petroleum transportation according to claim 2, characterized in that: interior anticorrosive coating (13) are the glass steel material, interior anticorrosive coating (13) with adopt hot melt adhesive fixed connection between steel pipe (11).
4. The corrosion-resistant pipe for petroleum transportation according to claim 2, characterized in that: the composite supporting layer (12) is made of PVC materials, and the thickness of the composite supporting layer (12) is twice that of the steel pipe (11).
5. The corrosion-resistant pipe for petroleum transportation according to claim 1, wherein: the cross-section of direction muscle (3) is triangle-shaped, just the triangle of direction muscle (3) all has the chamfer, the height of direction muscle (3) is two centimetres at least.
6. The corrosion-resistant pipe for petroleum transportation according to claim 1, wherein: the thickness of the foam cotton layer (23) is half of that of the anti-corrosion layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747762.6U CN210153348U (en) | 2019-05-23 | 2019-05-23 | Corrosion-resistant pipeline for petroleum transportation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747762.6U CN210153348U (en) | 2019-05-23 | 2019-05-23 | Corrosion-resistant pipeline for petroleum transportation |
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| Publication Number | Publication Date |
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| CN210153348U true CN210153348U (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920747762.6U Active CN210153348U (en) | 2019-05-23 | 2019-05-23 | Corrosion-resistant pipeline for petroleum transportation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114368860A (en) * | 2022-01-25 | 2022-04-19 | 吉亮未来水科技(深圳)有限公司 | Drench oxygenating device with rain who administers black and odorous water |
| CN114536534A (en) * | 2022-03-10 | 2022-05-27 | 卢运才 | Automatic change and pour reinforcing bar device down |
-
2019
- 2019-05-23 CN CN201920747762.6U patent/CN210153348U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114368860A (en) * | 2022-01-25 | 2022-04-19 | 吉亮未来水科技(深圳)有限公司 | Drench oxygenating device with rain who administers black and odorous water |
| CN114536534A (en) * | 2022-03-10 | 2022-05-27 | 卢运才 | Automatic change and pour reinforcing bar device down |
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Assignee: Dongying Longwei Electromechanical Equipment Co.,Ltd. Assignor: Dongying Kechuang Petroleum Equipment Co.,Ltd. Contract record no.: X2022980028129 Denomination of utility model: Corrosion-resistant pipeline for oil transportation Granted publication date: 20200317 License type: Common License Record date: 20230105 |