CN217815727U - Heat-insulating corrosion-resistant conveying pipeline - Google Patents
Heat-insulating corrosion-resistant conveying pipeline Download PDFInfo
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- CN217815727U CN217815727U CN202221751082.XU CN202221751082U CN217815727U CN 217815727 U CN217815727 U CN 217815727U CN 202221751082 U CN202221751082 U CN 202221751082U CN 217815727 U CN217815727 U CN 217815727U
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Abstract
The utility model relates to a pipeline field specifically is a heat preservation corrosion resistant pipeline, including a pipe body, the outside of body bonds and has a first heat preservation, the outside on first heat preservation bonds and has a first protective layer. The utility model discloses in, first protective layer through the high density polyethylene material, the second protective layer of polyethylene glue material and the outer anticorrosive coating of epoxy coal pitch material carry out multiple protection to the body, can guarantee that the body can not appear rotting after using the longer time underground, make medium such as liquid in the pipeline can not appear leaking, it is good that first heat preservation through rigid polyurethane material has adiabatic effect, light in weight, than intensity is big, good characteristics such as construction convenience, the second heat preservation of compound silicate material has high temperature resistant, characteristics such as the thin cost of material is economized, can keep warm to pipeline for a long time, and then medium such as the liquid of guaranteeing body inner wall side can not appear rotting when carrying.
Description
Technical Field
The utility model relates to a pipeline field specifically is a heat preservation corrosion resistant pipeline.
Background
The heat preservation pipe is a short name of a heat insulation pipeline, is used for conveying liquid, gas and other media, and is applied to heat insulation engineering of pipelines of petroleum, chemical engineering, aerospace, military, central heating, central air conditioning, municipal administration and the like.
The existing conveying pipeline usually adopts a common steel pipe, a cast iron pipe or a composite pipe as a base pipe, the outer layer of the base pipe is wound with a heat insulation protective material, and then the base pipe is covered with objects such as an iron sheet and the like on the basis of the heat insulation material.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heat preservation corrosion-resistant pipeline to propose in solving above-mentioned background art because the underground is comparatively dark, moist, lead to this kind of pipeline after using a period, the condition such as corruption appears in the pipeline easily, lead to the problem that medium such as liquid, gas in the pipeline appear leaking easily.
In order to achieve the above object, the utility model provides a following technical scheme: the heat-preservation corrosion-resistant conveying pipeline comprises a pipe body, wherein a first heat-preservation layer is bonded on the outer side of the pipe body, a first protective layer is bonded on the outer side of the first heat-preservation layer, and an outer corrosion-resistant layer is bonded on the outer side of the first protective layer;
the side of body inner wall bonds has the back up coat, the side of back up coat inner wall bonds has the second heat preservation, the equal fixedly connected with second protective layer in both sides about the body.
Preferably, the second protective layer is made of a coating type polyethylene adhesive tape, and the thickness of the second protective layer is 3CM.
Preferably, the reinforcing layer is filled with glass fibers and is made of microporous calcium silicate.
Preferably, the outer anticorrosive layer is made of epoxy coal pitch, and the thickness of the outer anticorrosive layer is equal to that of the second protective layer.
Preferably, the second heat-insulating layer is made of composite silicate with the thickness of 2CM, and the first heat-insulating layer is made of hard polyurethane.
Preferably, the material of the first protection layer is high density polyethylene.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, the second protective layer of the material is glued to first protective layer, polyethylene through the high density polyethylene material and the outer anticorrosive coating of epoxy coal pitch material carries out multiple protection to the body, can guarantee that the body can not appear rotting after using the longer time in the underground for medium such as liquid in the pipeline can not appear leaking.
The utility model discloses in, first heat preservation through rigid polyurethane material has good characteristics such as adiabatic effectual, light in weight, specific strength is big, construction convenience, and the second heat preservation of compound silicate material has high temperature resistant, characteristics such as the thin cost of materials economizes, can keep warm to pipeline for a long time, and then guarantees that media such as the liquid of body inner wall side can not appear rotten when carrying.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a sectional view showing a partial three-dimensional structure of the present invention;
fig. 3 is a schematic view of a partial three-dimensional structure of the present invention.
In the figure: 1. a tube body; 2. a first insulating layer; 3. a first protective layer; 4. an outer anticorrosive layer; 5. a reinforcement layer; 6. a second insulating layer; 7. and a second protective layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the staff of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a heat-insulating corrosion-resistant conveying pipeline comprises a pipe body 1, wherein a first heat-insulating layer 2 is bonded on the outer side of the pipe body 1, a first protective layer 3 is bonded on the outer side of the first heat-insulating layer 2, and an outer anticorrosive layer 4 is bonded on the outer side of the first protective layer 3;
the side bonding of 1 inner wall of body has back up coat 5, and the side bonding of 5 inner walls of back up coat has second heat preservation 6, the equal fixedly connected with second protective layer 7 in the both sides about the body 1.
In this embodiment, as shown in fig. 1 and fig. 3, the second protective layer 7 is made of a coating type polyethylene adhesive tape, and the thickness of the second protective layer 7 is 3CM, so that the coating type polyethylene adhesive tape is convenient to construct, free of environmental pollution, excellent in corrosion resistance, long in service life, and low in comprehensive cost.
In this embodiment, as shown in fig. 2, the reinforcing layer 5 is filled with glass fibers, the material of the reinforcing layer 5 is microporous calcium silicate, the microporous calcium silicate has the advantages of light volume weight, low thermal conductivity, fracture resistance, high compressive strength, good heat resistance, no toxicity, no combustion, sawing, easy processing, no corrosion to pipelines and equipment, and the like, and the glass fibers have high hardness.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the outer corrosion-resistant layer 4 is made of epoxy coal tar pitch, and the thickness of the outer corrosion-resistant layer 4 is equal to the thickness of the second protective layer 7, and the epoxy coal tar pitch has excellent electrical insulation, water permeability resistance, antimicrobial erosion, stray current resistance, heat resistance, rapid temperature difference resistance, and the like.
In this embodiment, as shown in fig. 2, the second insulating layer 6 is a composite silicate with a thickness of 2CM, the first insulating layer 2 is made of rigid polyurethane, the rigid polyurethane has excellent characteristics of good heat insulation effect, light weight, large specific strength, convenient construction and the like, and meanwhile, the composite silicate has the characteristics of sound insulation, shock resistance, electric insulation, heat resistance, cold resistance, solvent resistance and the like, has the characteristics of high temperature resistance, thin material, low manufacturing cost, no pollution, long service life, convenient construction and the like, is incomparable with traditional insulating materials, and is an ideal insulating material in China.
In this embodiment, as shown in fig. 2, the first protection layer 3 is made of high density polyethylene, and the service temperature of the high density polyethylene can reach 100 ℃, and the first protection layer has the characteristics of good hardness, tensile strength, wear resistance, electrical insulation, toughness, cold resistance, good chemical stability, and the like.
The utility model discloses a use method and advantage: when the heat-preservation corrosion-resistant conveying pipeline is used, the working process is as follows:
as shown in fig. 1, fig. 2 and fig. 3, the pipe body 1 is protected by the first protective layer 3, the second protective layer 7 and the outer anticorrosive layer 4 in multiple ways, the high-density polyethylene has a use temperature of 100 ℃, and has the characteristics of good hardness, tensile strength, wear resistance, electrical insulation, toughness, cold resistance, chemical stability and the like, the coated polyethylene adhesive tape has no environmental pollution, excellent anticorrosive performance, long service life and low comprehensive cost, and the epoxy coal tar pitch has excellent electrical insulation, water permeability resistance, antimicrobial corrosion, stray current resistance, heat resistance, temperature difference shock resistance and other excellent performances, so that the pipe body 1 can be ensured not to rot after being used underground for a long time, and the liquid and other media in the pipeline can not leak;
the material through first heat preservation 2 is rigid polyurethane, the material of second heat preservation 6 is composite silicate, the first heat preservation 2 of rigid polyurethane has adiabatic effectual, light in weight, specific strength is big, good characteristics such as construction convenience, simultaneously still have syllable-dividing, it is shockproof, electrical insulation, it is heat-resisting, cold-resistant, characteristics such as solvent-resistant, the second heat preservation 6 of composite silicate material has high temperature resistant, the thin cost of material economizes, pollution-free, long service life, construction characteristics such as convenient, and then can keep warm to pipeline for a long time, and guarantee medium such as the liquid of body 1 inner wall side can not appear rotting when carrying.
The foregoing shows and describes the basic principles, essential features, and advantages of the invention. The skilled worker in this industry should understand that the present invention is not limited by the above embodiments, and what is described in the above embodiments and the specification is only the preferred embodiments of the present invention, and does not limit the present invention, without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a corrosion-resistant pipeline keeps warm, includes body (1), its characterized in that: a first heat-preservation layer (2) is bonded on the outer side of the pipe body (1), a first protective layer (3) is bonded on the outer side of the first heat-preservation layer (2), and an outer anticorrosive layer (4) is bonded on the outer side of the first protective layer (3);
the side bonding of body (1) inner wall has back up coat (5), the side bonding of back up coat (5) inner wall has second heat preservation (6), the equal fixedly connected with second protective layer (7) in both sides about body (1).
2. The heat-insulating corrosion-resistant conveying pipeline according to claim 1, characterized in that: the second protective layer (7) is made of a coating type polyethylene adhesive tape, and the thickness of the second protective layer (7) is 3CM.
3. The heat-insulating corrosion-resistant conveying pipeline according to claim 1, characterized in that: the interior of the reinforcing layer (5) is filled with glass fiber, and the material of the reinforcing layer (5) is microporous calcium silicate.
4. The heat-insulating corrosion-resistant conveying pipeline according to claim 1, characterized in that: the outer anticorrosive layer (4) is made of epoxy coal tar pitch, and the thickness of the outer anticorrosive layer (4) is equal to that of the second protective layer (7).
5. The heat-insulating corrosion-resistant conveying pipeline according to claim 1, characterized in that: the second heat-insulating layer (6) is made of composite silicate with the thickness of 2CM, and the first heat-insulating layer (2) is made of hard polyurethane.
6. The heat-insulating corrosion-resistant conveying pipeline according to claim 1, characterized in that: the first protective layer (3) is made of high-density polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221751082.XU CN217815727U (en) | 2022-07-08 | 2022-07-08 | Heat-insulating corrosion-resistant conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221751082.XU CN217815727U (en) | 2022-07-08 | 2022-07-08 | Heat-insulating corrosion-resistant conveying pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217815727U true CN217815727U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221751082.XU Active CN217815727U (en) | 2022-07-08 | 2022-07-08 | Heat-insulating corrosion-resistant conveying pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217815727U (en) |
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2022
- 2022-07-08 CN CN202221751082.XU patent/CN217815727U/en active Active
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