CN212840133U - Anticorrosive heat shrink tape suitable for three-way pipeline - Google Patents
Anticorrosive heat shrink tape suitable for three-way pipeline Download PDFInfo
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- CN212840133U CN212840133U CN202021825556.1U CN202021825556U CN212840133U CN 212840133 U CN212840133 U CN 212840133U CN 202021825556 U CN202021825556 U CN 202021825556U CN 212840133 U CN212840133 U CN 212840133U
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Abstract
An anti-corrosion heat-shrinkable belt suitable for a three-way pipeline comprises a heat-shrinkable belt body, a first arc-shaped part positioned in the middle of one end of the heat-shrinkable belt body, a second arc-shaped part positioned in the middle of the other end of the heat-shrinkable belt body, a hot-melt adhesive layer positioned on the outer surface of the heat-shrinkable belt body, lap joint parts positioned on two sides of the top of the heat-shrinkable belt body and a fixing rubber sheet positioned on the outer surface of the lap joint part; the thermal shrinkage belt body includes the substrate layer, is located the first reinforcing fiber layer of substrate layer one side, is located the second reinforcing fiber layer of substrate layer opposite side, is located the second reinforcing fiber layer and keeps away from the heat preservation of substrate layer one side, is located the heat preservation and keeps away from the anticorrosive coating of second reinforcing fiber layer one side, is located the anticorrosive coating and keeps away from the wearing layer of heat preservation one side, the utility model has the advantages of excellent in use effect, long service life, durability are good, the protecting effect is good, bonding property is good, intensity is high, anticorrosive effect is good, has very high practical value and spreading value in three-way pipe thermal shrinkage belt technical field.
Description
Technical Field
The utility model relates to a three-way pipe heat shrink belt technical field specifically is an anticorrosive heat shrink belt suitable for three-way pipeline.
Background
The thermal contraction belt is specially designed for corrosion prevention of welded junctions of buried and overhead steel pipelines and heat preservation joint repairing of heat preservation pipelines, a three-way pipeline is often adopted for transportation of oil and natural gas, but due to the fact that the three-way pipeline is in a special shape, when a common thermal contraction belt is adopted for surface winding construction of the pipeline, the outer surface of a three-way main pipe is difficult to be completely wrapped and wound, and construction is inconvenient, so a cold winding belt or a viscoelastic body is usually adopted for corrosion prevention of the main pipe, but the cold winding belt and the viscoelastic body are poor in bonding performance, low in strength and poor in corrosion prevention effect, and effective corrosion prevention protection of the three-way pipe is difficult to be carried out.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anticorrosive heat shrink area suitable for three-way pipeline to it is inconvenient to provide ordinary heat shrink area in the surface construction that the tee bend was responsible for in solving above-mentioned background art, is difficult to be responsible for the tee bend and twines completely, and cold winding area and viscoelastic body's adhesive property is poor, intensity is low, anticorrosive effect is poor, is difficult to carry out the problem of effective protection to the three-way pipe.
In order to achieve the above object, the utility model adopts the following technical scheme:
an anti-corrosion heat-shrinkable belt suitable for a three-way pipeline comprises a heat-shrinkable belt body, a first arc-shaped part positioned in the middle of one end of the heat-shrinkable belt body, a second arc-shaped part positioned in the middle of the other end of the heat-shrinkable belt body, a hot-melt adhesive layer positioned on the outer surface of the heat-shrinkable belt body, lap joint parts positioned on two sides of the top of the heat-shrinkable belt body and a fixing rubber sheet positioned on the outer surface of the lap joint part;
the thermal shrinkage belt body comprises a base material layer, a first reinforcing fiber layer located on one side of the base material layer, a second reinforcing fiber layer located on the other side of the base material layer, a heat preservation layer located on one side of the second reinforcing fiber layer and far away from the base material layer, an anticorrosive layer located on one side of the heat preservation layer and far away from the second reinforcing fiber layer, and a wear-resistant layer located on one side of the anticorrosive layer and far away from the heat preservation layer.
Preferably, the substrate layer is made of radiation cross-linked polyolefin material.
Further, one side of the first reinforcing fiber layer, which is far away from the base material layer, is provided with a buffer layer, and the buffer layer is made of rubber.
Preferably, the thickness of the first reinforcing fiber layer and the second reinforcing fiber layer is 0.2mm, and the first reinforcing fiber layer and the second reinforcing fiber layer are both made of glass fibers.
Preferably, the wear-resistant layer is made by mixing resin and ceramic powder, and the side of the wear-resistant layer far away from the anticorrosive layer is uneven.
Preferably, the anticorrosive layer is made of polyethylene, and the thickness of the anticorrosive layer is 0.15 mm.
Preferably, the first arc-shaped part and the second arc-shaped part are arranged in a mirror image mode along the length direction of the heat-shrinkable belt body.
Preferably, the hot melt adhesive layer is made of an EVA resin material.
Preferably, the insulation layer is made of foamed foam.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model discloses ingeniously according to the size external diameter of tee bend branch pipe, first arc portion and second arc portion have been seted up respectively at the both ends of the pyrocondensation area body, and because first arc portion and second arc portion set up along the length direction mirror image of the pyrocondensation area body, therefore when the user twines the pyrocondensation area body and wraps up in the surface of tee bend main pipe, the adaptation is carried out to the heterotypic position of being connected of tee bend branch pipe and tee bend main pipe to the accessible first arc portion and second arc portion, thereby make this kind of pyrocondensation area more convenient when the construction, and make the pyrocondensation area body and tee bend main pipe more laminate, avoid adopting the cold kinking area or the viscoelastic body that bonding property is poor, intensity is low, antiseptic effect is poor to protect the tee bend pipe effectively with this realization;
(2) the utility model discloses be provided with the buffer layer ingeniously, and because the buffer layer is located the first reinforcing fiber layer and keeps away from one side of substrate layer, therefore the buffer layer can cushion the protection to the tee bend main pipe through self elastic deformation, avoid the thermal shrinkage area body to receive external stress collision and cause the damage to the tee bend main pipe often, thereby improve the result of use of thermal shrinkage area, make the thermal shrinkage area can carry out better protection to the tee bend main pipe;
(3) the utility model skillfully arranges the wear-resistant layer at one side of the corrosion-resistant layer away from the heat-insulating layer, the wear-resistant layer is made by mixing resin and ceramic powder, and the side of the wear-resistant layer away from the corrosion-resistant layer is uneven, so that the wear resistance of the wear-resistant layer can be greatly increased, the wear-resistant layer can better protect the heat-shrinkable belt, and the heat-shrinkable belt is prevented from being worn and damaged, thereby prolonging the service life of the heat-shrinkable belt;
(4) the utility model discloses be provided with first reinforced fiber layer and second reinforced fiber layer in the both sides of substrate layer ingeniously, and first reinforced fiber layer and second reinforced fiber layer are made by glass fiber, and its thickness is 0.2mm, therefore through first reinforced fiber layer and second reinforced fiber layer very big improvement the intensity and the stretch resistance of pyrocondensation band body, avoid the pyrocondensation band body to break when using, thereby improve the durability and the life of pyrocondensation band greatly;
(5) the utility model skillfully adopts the foaming foam to make the heat preservation layer, so that the heat preservation layer can effectively isolate heat, thereby realizing better heat insulation and preservation of the outer surface of the main pipe of the three-way pipe, and further leading the heat shrinkage belt to better protect the three-way pipe;
(6) the utility model bonds the hot melt adhesive with the outer surface of the main pipe of the three-way pipe, thereby greatly improving the bonding performance of the thermal shrinkage belt and the three-way pipe and avoiding the thermal shrinkage belt from falling off from the outer surface of the three-way pipe;
(7) the utility model skillfully adopts the radiation cross-linked polyolefin material to make the base material layer, thereby greatly improving the elasticity of the base material layer, leading the base material layer to have better heat shrinkage and elasticity, being convenient for the heat-shrinkable belt to shrink and attach on the surface of the three-way pipe after being heated, and leading the use effect of the heat-shrinkable belt to be better;
(8) the utility model discloses be provided with the anticorrosive coating ingeniously between wearing layer and heat preservation, but consequently the corrosion resisting property in greatly increased pyrocondensation area avoids the pyrocondensation area to receive corrosion damage in long-time use to make the pyrocondensation area can carry out better anticorrosive protection to the three-way pipe, avoid the three-way pipe surface to receive corrosion damage.
To sum up, the utility model has the advantages of excellent in use effect, long service life, durability are good, the protection is effectual, bonding performance is good, intensity is high, anticorrosive effectual, has very high practical value and spreading value in three-way pipe heat shrink band technical field.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as a limitation of the scope of protection, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic view of the internal structure of the thermal shrinkage belt body of the present invention.
Fig. 4 is a schematic view of the utility model and the three-way pipe.
In the drawings, the names of the parts corresponding to the reference numerals are as follows:
1. a heat-shrinkable tape body; 10. a substrate layer; 11. a first reinforcing fiber layer; 12. a second reinforcing fiber layer; 13. a wear layer; 14. an anticorrosive layer; 15. a heat-insulating layer; 16. a buffer layer; 2. a first arcuate portion; 3. a hot melt adhesive layer; 4. a lap joint section; 5. fixing the film; 6. a second arcuate portion.
Detailed Description
To make the objectives, technical solutions and advantages of the present application more clear, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.
Referring to fig. 1-4, the present invention provides a technical solution: an anti-corrosion heat-shrinkable belt suitable for a three-way pipeline comprises a heat-shrinkable belt body 1, a first arc-shaped part 2 positioned in the middle of one end of the heat-shrinkable belt body 1, a second arc-shaped part 6 positioned in the middle of the other end of the heat-shrinkable belt body 1, a hot-melt adhesive layer 3 positioned on the outer surface of the heat-shrinkable belt body 1, lap joint parts 4 positioned on two sides of the top of the heat-shrinkable belt body 1 and a fixing adhesive sheet 5 positioned on the outer surface of the lap joint parts 4;
the heat-shrinkable belt body 1 comprises a base material layer 10, a first reinforcing fiber layer 11 positioned on one side of the base material layer 10, a second reinforcing fiber layer 12 positioned on the other side of the base material layer 10, a heat insulation layer 15 positioned on one side of the base material layer 10 and far away from the second reinforcing fiber layer 12 and far away from the heat insulation layer 14 positioned on one side of the heat insulation layer 15, a wear-resistant layer 13 positioned on one side of the heat insulation layer 15 and far away from the corrosion-resistant layer 14 and far away from the heat insulation layer 15 and far away from the corrosion-resistant layer 6, the arrangement of the first arc-shaped part 2 and the second arc-shaped part 6 can help the heat-shrinkable belt body 1 to be attached to the arc connecting part of the three-way branch pipe and the three-way pipe, so that the heat-shrinkable belt body 1 is wrapped on the outer surface of the three-way pipe through the hot-.
Specifically, the substrate layer 10 is made of radiation cross-linked polyolefin material, so that the elasticity of the substrate layer 10 is enhanced, the substrate layer 10 has better heat shrinkability and elasticity, and the heat shrinkable belt body 1 is convenient to shrink and fit on the surface of the three-way pipe after being heated.
Specifically, one side that substrate layer 10 was kept away from to first reinforcing fiber layer 11 is provided with buffer layer 16, and buffer layer 16 is made by rubber, and buffer layer 16 of being convenient for carries out buffer protection to the tee bend person in charge through the elastic deformation of self, avoids pyrocondensation area body 1 to receive external stress collision and causes the damage to the tee bend person in charge when.
Specifically, the thickness of first reinforcing fiber layer 11 and second reinforcing fiber layer 12 is 0.2mm, and first reinforcing fiber layer 11 and second reinforcing fiber layer 12 are made by glass fiber, and the intensity and the stretch-proofing performance of the pyrocondensation area body 1 of the reinforcing of being convenient for avoid the pyrocondensation area body 1 to break when using.
Specifically, wearing layer 13 is made by resin and ceramic powder mixture, and wearing layer 13 keeps away from the uneven one side of anticorrosive coating 14, is convenient for increase wearing and tearing and corrosion resisting property of wearing layer 13, makes wearing layer 13 carry out better protection to the pyrocondensation area, avoids the pyrocondensation area to receive wearing and tearing corrosion damage.
Specifically, anticorrosive coating 14 is made by polyethylene, and anticorrosive coating 14's thickness is 0.15mm, but the corrosion resisting property of greatly increased pyrocondensation area body 1 avoids the pyrocondensation area to receive corrosion damage in long-time use to make the pyrocondensation area can carry out better anticorrosive protection to the three-way pipe, avoid the three-way pipe surface to receive corrosion damage.
Specifically, first arc portion 2 is the mirror image setting with second arc portion 6 along the length direction of the pyrocondensation area body 1, when the pyrocondensation area body 1 winding of being convenient for was at the surface of three-way pipe, be close to first arc portion 2 and second arc portion 6 each other to make first arc portion 2 and second arc portion 6 and three-way branch pipe and the arc that the tee bend was responsible for be connected the position and carry out better laminating parcel, thereby make the pyrocondensation area body 1 carry out better protection to the surface that the tee bend was responsible for.
Specifically, hot melt adhesive layer 3 is made by EVA resin material, is convenient for increase hot melt adhesive layer 3's adhesion properties to make the bonding that pyrocondensation area can be more firm be responsible for at the three-way pipe the surface, carry out better protection to the three-way pipe with this.
Specifically, heat preservation 15 is made by the foam, makes heat preservation 15 can be effectual completely cut off the heat to the realization carries out better thermal-insulated heat preservation to the surface that the three-way pipe was responsible for, carries out better protection to the three-way pipe with this messenger's pyrocondensation area.
The working principle of the device is briefly explained as follows:
when the user is using this kind of pyrocondensation area to twine the construction to the three-way pipe, can heat hot-melt adhesive layer 3 earlier, after hot-melt adhesive layer 3 heats well, the user can take the area 1 winding at the surface that the tee bend is responsible for with the pyrocondensation area, and be close to first arc portion 2 and second arc portion 6 each other, thereby make first arc portion 2 and second arc portion 6 and tee bend branch pipe and tee bend be responsible for the arc connection position carry out the adaptation, it is fixed to bond first arc portion 2 and second arc portion 6 through overlap joint portion 4 and fixed film 5 simultaneously, so that the user is being responsible for 1 with the pyrocondensation area and is laminating more when the tee bend, and after the pyrocondensation area is taken the area 1 to bond well, the pyrocondensation area can be responsible for the tee bend and carry out anticorrosive heat preservation.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and are not limitations on the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis shall fall within the protection scope of the present invention.
Claims (9)
1. An anticorrosive heat-shrinkable belt suitable for a three-way pipeline is characterized by comprising a heat-shrinkable belt body (1), a first arc-shaped part (2) positioned in the middle of one end of the heat-shrinkable belt body (1), a second arc-shaped part (6) positioned in the middle of the other end of the heat-shrinkable belt body (1), a hot-melt adhesive layer (3) positioned on the outer surface of the heat-shrinkable belt body (1), lap joint parts (4) positioned on two sides of the top of the heat-shrinkable belt body (1), and a fixing adhesive sheet (5) positioned on the outer surface of the lap joint part (4);
the pyrocondensation area body (1) includes substrate layer (10), is located first reinforcing fiber layer (11) of substrate layer (10) one side, is located second reinforcing fiber layer (12) of substrate layer (10) opposite side, is located second reinforcing fiber layer (12) and keeps away from heat preservation (15) of substrate layer (10) one side, is located anticorrosive coating (14) of keeping away from second reinforcing fiber layer (12) one side in heat preservation (15), is located anticorrosive coating (14) and keeps away from wearing layer (13) of heat preservation (15) one side.
2. The anti-corrosion heat-shrinkable tape suitable for three-way pipes of claim 1, wherein the substrate layer (10) is made of radiation cross-linked polyolefin material.
3. An anticorrosive heat-shrinkable tape suitable for three-way pipes according to claim 1, characterized in that the side of the first reinforcing fiber layer (11) far from the substrate layer (10) is provided with a buffer layer (16), and the buffer layer (16) is made of rubber.
4. The anti-corrosion heat-shrinkable tape for three-way pipes of claim 1, wherein the thickness of the first reinforcing fiber layer (11) and the second reinforcing fiber layer (12) is 0.2mm, and the first reinforcing fiber layer (11) and the second reinforcing fiber layer (12) are made of glass fiber.
5. The anticorrosive heat-shrinkable tape for three-way pipes of claim 1, wherein the wear-resistant layer (13) is made of a mixture of resin and ceramic powder, and the side of the wear-resistant layer (13) far away from the corrosion-resistant layer (14) is uneven.
6. An antiseptic heat shrinkable tape suitable for tee pipelines according to claim 1, characterized in that said antiseptic layer (14) is made of polyethylene and the thickness of said antiseptic layer (14) is 0.15 mm.
7. The anticorrosive heat-shrinkable belt suitable for three-way pipelines of claim 1, wherein the first arc-shaped part (2) and the second arc-shaped part (6) are arranged in a mirror image mode along the length direction of the heat-shrinkable belt body (1).
8. The anti-corrosion heat-shrinkable tape suitable for three-way pipes of claim 1, wherein the hot-melt adhesive layer (3) is made of EVA resin material.
9. An antiseptic heat shrink tape suitable for tee pipes according to claim 1, characterized in that the insulation layer (15) is made of foamed foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021825556.1U CN212840133U (en) | 2020-08-27 | 2020-08-27 | Anticorrosive heat shrink tape suitable for three-way pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021825556.1U CN212840133U (en) | 2020-08-27 | 2020-08-27 | Anticorrosive heat shrink tape suitable for three-way pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212840133U true CN212840133U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021825556.1U Active CN212840133U (en) | 2020-08-27 | 2020-08-27 | Anticorrosive heat shrink tape suitable for three-way pipeline |
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| Country | Link |
|---|---|
| CN (1) | CN212840133U (en) |
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- 2020-08-27 CN CN202021825556.1U patent/CN212840133U/en active Active
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