CN220268826U - Heat-resistant and wear-resistant PE (polyethylene) pipe - Google Patents
Heat-resistant and wear-resistant PE (polyethylene) pipe Download PDFInfo
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- CN220268826U CN220268826U CN202321492013.6U CN202321492013U CN220268826U CN 220268826 U CN220268826 U CN 220268826U CN 202321492013 U CN202321492013 U CN 202321492013U CN 220268826 U CN220268826 U CN 220268826U
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- resistant
- wall
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- -1 polyethylene Polymers 0.000 title claims abstract description 46
- 239000004698 Polyethylene Substances 0.000 title claims description 40
- 229920000573 polyethylene Polymers 0.000 title claims description 20
- 239000010410 layer Substances 0.000 claims abstract description 118
- 239000004743 Polypropylene Substances 0.000 claims abstract description 26
- 229920001155 polypropylene Polymers 0.000 claims abstract description 26
- 229920001971 elastomer Polymers 0.000 claims abstract description 20
- 238000005260 corrosion Methods 0.000 claims abstract description 18
- 229920005830 Polyurethane Foam Polymers 0.000 claims abstract description 16
- 229910052918 calcium silicate Inorganic materials 0.000 claims abstract description 16
- 239000000378 calcium silicate Substances 0.000 claims abstract description 16
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000011496 polyurethane foam Substances 0.000 claims abstract description 16
- 229920003023 plastic Polymers 0.000 claims abstract description 15
- 239000004033 plastic Substances 0.000 claims abstract description 15
- 239000003822 epoxy resin Substances 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 13
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 13
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 10
- 238000005187 foaming Methods 0.000 claims abstract description 10
- 239000003921 oil Substances 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims description 18
- 239000011247 coating layer Substances 0.000 claims description 10
- 238000005299 abrasion Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims 4
- 238000000576 coating method Methods 0.000 claims 4
- 239000004593 Epoxy Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 11
- 239000011241 protective layer Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000003063 flame retardant Substances 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 description 6
- 229920001821 foam rubber Polymers 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Thermal Insulation (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a heat-resistant and wear-resistant PE pipe, which comprises a protective layer, wherein the inner wall of the protective layer is adhered with a heat-insulating layer, the heat-insulating layer comprises a polypropylene layer, the inner wall of the heat-insulating layer is adhered with an anti-corrosion layer, and the anti-corrosion layer comprises an epoxy resin layer. According to the utility model, the oil-resistant rubber strip, the nitrile rubber block, the polyurethane foam plastic layer and the foaming rubber layer can play a role in protecting the pipe, the oil-resistant rubber strip and the nitrile rubber block can prevent the pipe from being worn by directly contacting the ground, the polyurethane foam plastic has excellent elasticity, softness and certain flame retardant capacity, the foaming rubber can reduce damage caused by jolt and extrusion of the pipe in the transportation process, the polypropylene layer, the microporous calcium silicate layer and the silicon carbide fiber layer can enable the pipe to play a role in resisting high temperature and heat, and the polypropylene material has good sound insulation and high temperature resistance, and the microporous calcium silicate material has the characteristics of light weight and small heat conductivity.
Description
Technical Field
The utility model relates to the technical field of PE pipes, in particular to a heat-resistant and wear-resistant PE pipe.
Background
The PE pipe gradually replaces the traditional pipes by good economic benefit and a series of advantages, and along with the wider application range of the PE pipe, the PE pipe with better use feeling is required to people, and the PE pipe with better heat resistance and abrasion resistance is required.
The utility model patent of the patent application publication number CN218863601U discloses a heat-resistant and wear-resistant PE pipe which comprises a polyethylene inner pipe, a polypropylene outer pipe, a middle piece and a wear-resistant strip; the surface of the polyethylene inner tube is circumferentially provided with the middle piece at intervals, the polypropylene outer tube is sleeved and fixed on the surface of the middle piece, and the surface of the polypropylene outer tube is wound with the anti-wear strip. Because the air permeability and the water permeability of the polypropylene material are inferior to those of the polyethylene material, the polypropylene material is used as a water delivery pipe with an ethylene inner pipe, and the polypropylene material has good heat resistance, and the use temperature is between minus 30 and 140 ℃, so that the polypropylene outer pipe is arranged outside the polyethylene inner pipe, and the polypropylene outer pipe and the polyethylene inner pipe are separated by the intermediate piece, so that the temperature received by the polyethylene inner pipe can be lower than the external environment temperature, and the heat resistance of the polyethylene pipe is indirectly improved. In addition, wear of the pipe main body can be reduced by winding the wear-resistant strips on the appearance surface of the polypropylene, and meanwhile, the tensile property of the pipe is improved.
However, the device still has some defects in actual use, obviously is insufficient in heat insulation, the phenomenon that the external temperature of the pipe is too high in use cannot be effectively avoided, people cannot be scalded at high temperature, and the pipe is low in wear resistance and impact resistance and can be jolt in the transportation process to generate loss.
Therefore, it is necessary to invent a heat-resistant and abrasion-resistant PE pipe to solve the above problems.
Disclosure of Invention
The utility model aims to provide a heat-resistant and wear-resistant PE pipe, which has the advantages of being provided with materials with increased high temperature resistance and heat insulation and having high protection performance on the pipe, and solves the problems that the external temperature of the pipe is too high in use, people cannot be effectively prevented from being scalded by high temperature, and the pipe is jolt in the transportation process and is lost.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the heat-resistant and wear-resistant PE pipe comprises a protective layer, wherein the inner wall of the protective layer is adhered with a heat-insulating layer, the heat-insulating layer comprises a polypropylene layer, the inner wall of the heat-insulating layer is adhered with an anti-corrosion layer, and the anti-corrosion layer comprises an epoxy resin layer.
Preferably, the heat insulation layer comprises a polyurethane foam plastic layer and a foaming rubber layer, wherein the inner wall of the polyurethane foam plastic layer is bonded with the outer wall of the foaming rubber layer through glue, and the inner wall of the foaming rubber layer is bonded with the surface of the polypropylene layer through glue.
Preferably, the heat insulation layer comprises a microporous calcium silicate layer and a silicon carbide fiber layer, wherein the inner wall of the polypropylene layer is bonded with the surface of the microporous calcium silicate layer through glue, and the inner wall of the silicon carbide fiber layer is bonded with the surface of the epoxy resin layer through glue.
Preferably, the inner wall of the microporous calcium silicate layer is bonded with the surface of the silicon carbide fiber layer through glue.
Preferably, the anti-corrosion layer comprises a polyethylene coating layer, and the inner wall of the polyethylene coating layer is adhered to the surface of the epoxy resin layer through glue.
Preferably, the surface of the polyurethane foam plastic layer is respectively adhered with an oil-resistant rubber strip and a nitrile rubber block.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the oil-resistant rubber strip, the nitrile rubber block, the polyurethane foam plastic layer and the foaming rubber layer can protect the pipe, the oil-resistant rubber strip and the nitrile rubber block can prevent the pipe from being worn by directly contacting the ground, the polyurethane foam plastic has excellent elasticity, softness and certain flame-retardant capability, and the foaming rubber can reduce damage to the pipe caused by jolt and extrusion in the transportation process.
2. According to the utility model, through the polypropylene layer, the microporous calcium silicate layer and the silicon carbide fiber layer, the pipe can play a role in high temperature resistance and heat insulation, and the polypropylene material has good sound insulation and high temperature resistance functions, and the microporous calcium silicate material has the characteristics of light weight and small heat conductivity.
3. According to the utility model, the inner wall of the pipe is subjected to an anti-corrosion effect through the epoxy resin layer and the polyethylene coating layer, the epoxy resin material has the characteristics of chemical corrosion resistance, corrosion resistance and water resistance, and the polyethylene material has the advantages of small water flow resistance and good wear resistance.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic perspective cross-sectional view of a structural armor layer of the present utility model;
FIG. 3 is a schematic perspective cross-sectional view of a structural insulating layer of the present utility model;
fig. 4 is a schematic perspective cross-sectional view of the corrosion-resistant layer of the structure of the present utility model.
In the figure: 1. a protective layer; 2. an oil-resistant rubber strip; 3. a nitrile rubber block; 4. a thermal insulation layer; 5. an anti-corrosion layer; 6. a polyurethane foam layer; 7. a foam rubber layer; 8. a polypropylene layer; 9. a microporous calcium silicate layer; 10. a silicon carbide fiber layer; 11. an epoxy resin layer; 12. a polyethylene coating layer.
Description of the embodiments
Referring to fig. 1-4, a heat-resistant and wear-resistant PE pipe comprises a protective layer 1, wherein an inner wall of the protective layer 1 is adhered with a heat-insulating layer 4, the heat-insulating layer 4 comprises a polypropylene layer 8, an inner wall of the heat-insulating layer 4 is adhered with an anti-corrosion layer 5, and the anti-corrosion layer 5 comprises an epoxy resin layer 11;
the heat insulation layer 4 comprises a polyurethane foam plastic layer 6 and a foam rubber layer 7, wherein the inner wall of the polyurethane foam plastic layer 6 is adhered with the outer wall of the foam rubber layer 7 through glue, the inner wall of the foam rubber layer 7 is adhered with the surface of the polypropylene layer 8 through glue, the polyurethane foam plastic layer 6 and the foam rubber layer 7 are arranged to protect a pipe, the polyurethane foam plastic layer 6 has excellent elasticity, flexibility and certain flame-retardant capacity, and the foam rubber layer 7 can reduce damage to the pipe caused by jolt and extrusion in the transportation process;
the heat insulation layer 4 comprises a microporous calcium silicate layer 9 and a silicon carbide fiber layer 10, the inner wall of the polypropylene layer 8 is bonded with the surface of the microporous calcium silicate layer 9 through glue, the inner wall of the silicon carbide fiber layer 10 is bonded with the surface of the epoxy resin layer 11 through glue, the polypropylene layer 8, the microporous calcium silicate layer 9 and the silicon carbide fiber layer 10 are arranged, so that the pipe can play a role in high temperature resistance and heat insulation, the polypropylene layer 8 has good sound insulation and high temperature resistance, and the microporous calcium silicate layer 9 has the characteristics of light weight and small heat conductivity;
the inner wall of the microporous calcium silicate layer 9 is bonded with the surface of the silicon carbide fiber layer 10 through glue;
the anti-corrosion layer 5 comprises a polyethylene coating layer 12, the inner wall of the polyethylene coating layer 12 is adhered to the surface of the epoxy resin layer 11 through glue, the epoxy resin layer 11 and the polyethylene coating layer 12 are arranged to play a role in corrosion resistance on the inner wall of the pipe, the epoxy resin layer 11 has the characteristics of chemical corrosion resistance, corrosion resistance and water resistance, and the polyethylene coating layer 12 has the advantages of small water flow resistance and good wear resistance;
the surface of the polyurethane foam plastic layer 6 is respectively adhered with the oil-resistant rubber strip 2 and the nitrile rubber block 3, and the oil-resistant rubber strip 2 and the nitrile rubber block 3 are arranged to prevent the pipe from being worn by directly contacting the ground, so that the effect of isolating damage to the surface of the pipe is achieved.
To sum up: according to the heat-resistant and wear-resistant PE pipe, the phenomenon that the external temperature of the pipe is too high in use is solved through the protective layer 1, the oil-resistant rubber strip 2, the nitrile rubber block 3, the heat-insulating layer 4 and the anti-corrosion layer 5, people cannot be effectively prevented from being scalded at high temperature, and the problem that jolt occurs in the transportation process is solved.
Claims (6)
1. The utility model provides a heat-resisting wear-resisting PE pipe, includes inoxidizing coating (1), its characterized in that: the inner wall of inoxidizing coating (1) bonds there is insulating layer (4), insulating layer (4) include polypropylene layer (8), the inner wall of insulating layer (4) bonds there is anticorrosive coating (5), anticorrosive coating (5) include epoxy layer (11).
2. A heat and abrasion resistant PE pipe according to claim 1, characterized in that: the heat insulation layer (4) comprises a polyurethane foam plastic layer (6) and a foaming rubber layer (7), wherein the inner wall of the polyurethane foam plastic layer (6) is bonded with the outer wall of the foaming rubber layer (7) through glue, and the inner wall of the foaming rubber layer (7) is bonded with the surface of the polypropylene layer (8) through glue.
3. A heat and abrasion resistant PE pipe according to claim 1, characterized in that: the heat insulation layer (4) comprises a microporous calcium silicate layer (9) and a silicon carbide fiber layer (10), wherein the inner wall of the polypropylene layer (8) is bonded with the surface of the microporous calcium silicate layer (9) through glue, and the inner wall of the silicon carbide fiber layer (10) is bonded with the surface of the epoxy resin layer (11) through glue.
4. A heat and abrasion resistant PE pipe according to claim 3, characterized in that: the inner wall of the microporous calcium silicate layer (9) is adhered to the surface of the silicon carbide fiber layer (10) through glue.
5. A heat and abrasion resistant PE pipe according to claim 1, characterized in that: the anti-corrosion layer (5) comprises a polyethylene coating layer (12), and the inner wall of the polyethylene coating layer (12) is adhered to the surface of the epoxy resin layer (11) through glue.
6. A heat and abrasion resistant PE pipe according to claim 2, characterized in that: the surface of the polyurethane foam plastic layer (6) is respectively adhered with an oil-resistant rubber strip (2) and a nitrile rubber block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321492013.6U CN220268826U (en) | 2023-06-13 | 2023-06-13 | Heat-resistant and wear-resistant PE (polyethylene) pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321492013.6U CN220268826U (en) | 2023-06-13 | 2023-06-13 | Heat-resistant and wear-resistant PE (polyethylene) pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268826U true CN220268826U (en) | 2023-12-29 |
Family
ID=89320064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321492013.6U Active CN220268826U (en) | 2023-06-13 | 2023-06-13 | Heat-resistant and wear-resistant PE (polyethylene) pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268826U (en) |
-
2023
- 2023-06-13 CN CN202321492013.6U patent/CN220268826U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |