CN220354683U - Compression-resistant heat-insulating stainless steel pipe - Google Patents
Compression-resistant heat-insulating stainless steel pipe Download PDFInfo
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- CN220354683U CN220354683U CN202321818124.1U CN202321818124U CN220354683U CN 220354683 U CN220354683 U CN 220354683U CN 202321818124 U CN202321818124 U CN 202321818124U CN 220354683 U CN220354683 U CN 220354683U
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- steel pipe
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- insulating
- stainless steel
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- 239000010935 stainless steel Substances 0.000 title claims abstract description 27
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 27
- 230000006835 compression Effects 0.000 title claims abstract description 21
- 238000007906 compression Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 238000004321 preservation Methods 0.000 claims description 28
- 238000000576 coating method Methods 0.000 claims description 13
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 239000006261 foam material Substances 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 22
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 63
- 239000000463 material Substances 0.000 description 20
- 239000011248 coating agent Substances 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 229920003020 cross-linked polyethylene Polymers 0.000 description 2
- 239000004703 cross-linked polyethylene Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004964 aerogel Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 229920001179 medium density polyethylene Polymers 0.000 description 1
- 239000004701 medium-density polyethylene Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Thermal Insulation (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to a compression-resistant heat-insulating stainless steel pipe, which comprises a steel pipe, wherein a pipe core is arranged inside the steel pipe, a first heat-insulating layer is arranged inside the steel pipe, a compression-resistant layer is arranged inside the steel pipe, a second heat-insulating layer is arranged inside the steel pipe, a first rust-proof layer is arranged outside the pipe core, the first heat-insulating layer and the second heat-insulating layer are mutually matched, so that a good heat-insulating effect can be achieved on the whole steel pipe, the first rust-proof layer and the second rust-proof layer are mutually matched, a certain rust-proof effect can be achieved on the inside and the outside of the steel pipe, the heat-insulating effect of the whole stainless steel pipe can be improved, the rust inside of the pipe core can be prevented, and the service life of the stainless steel pipe can be prolonged.
Description
Technical Field
The utility model relates to the technical field of stainless steel pipe equipment, in particular to a compression-resistant heat-insulation stainless steel pipe.
Background
The stainless steel pipe is a hollow strip round steel material and is mainly widely used for industrial conveying pipelines, mechanical structural parts and the like of petroleum, chemical industry, medical treatment, food, light industry, mechanical instruments and the like.
In order to further understand the stainless steel tube in the prior art, chinese patent publication No. CN 208058255U discloses a compression-resistant heat-insulation stainless steel tube which comprises a steel tube body, wherein the outer side wall of the steel tube body is sleeved with a corresponding spring, the spring material is high-strength alloy steel, the cross section is round, the diameter is 1-10mm, the screw pitch is 2-40mm, the outer side wall of the steel tube body is covered with a corresponding anti-corrosion layer, the spring is immersed in the anti-corrosion layer, and the anti-corrosion layer is made of crosslinked polyethylene; the outer side of the anti-corrosion layer is sequentially covered with a corresponding heat-insulating layer and a protective layer, the heat-insulating layer is made of polyethylene foam materials, and the protective layer is made of crosslinked polyethylene materials.
Through search analysis, this patent has set up the heat preservation along with the device in the in-service use in-process, but under the lower environment of temperature, the outside temperature of heat preservation is lower, influences the heat preservation effect of heat preservation then, and in addition, the device can only carry out anticorrosive rust-proof to the stainless steel pipe outside, but long-term in-process of using, the stainless steel pipe is inside can be corroded rusty, influences the holistic life of stainless steel pipe then.
Disclosure of Invention
Aiming at the technical problem that the stainless steel tube pushes and vibrates in the welding fixture of the existing stainless steel tube, the utility model provides the compression-resistant heat-preserving stainless steel tube.
The technical scheme adopted by the utility model is as follows: the utility model provides a resistance to compression heat preservation stainless steel pipe, includes the steel pipe, the inside tube core that is provided with of steel pipe, the inside first heat preservation that is equipped with of steel pipe, the inside compressive layer that is equipped with of steel pipe, the inside second heat preservation that is equipped with of steel pipe, the tube core outside is equipped with first rust prevention layer.
The steel pipe is provided with the second rust-proof layer outside, and the steel pipe is internally provided with the through hole, so that the steel pipe can be prevented from being rusted or corroded by adopting the technical scheme.
Through the technical scheme, the spring can provide a certain compression resistance effect for the steel pipe.
The material of the first rust-proof layer is VCI gas-phase rust-proof film.
The material of second antirust layer selects three-layer anticorrosive coating, through adopting above-mentioned technical scheme, can all carry out rust-resistant treatment to the inside and outside of steel pipe through first antirust layer and second antirust layer, prevents that the inside rust of steel pipe from reducing holistic life.
The phenolic foam material is selected as the material of the first heat preservation layer, the inorganic heat preservation material is selected as the material of the second heat preservation layer, and the external temperature of the first heat preservation layer can be prevented from being too low by adopting the technical scheme, so that the heat preservation effect of the first heat preservation layer is influenced.
The material of compressive layer selects for use aluminium alloy plate, through adopting above-mentioned technical scheme, can make the steel pipe wholly have certain anticorrosive effect when the resistance to compression.
The beneficial effects of the utility model are as follows: compared with the prior art, the first heat-insulating layer and the second heat-insulating layer are mutually matched to play a good heat-insulating role on the whole steel pipe, the first rust-proof layer and the second rust-proof layer are mutually matched to play a certain rust-proof role on the inside and the outside of the steel pipe, so that the whole heat-insulating effect of the stainless steel pipe can be improved, the inside of a pipe core can be prevented from rusting, and the service life of the stainless steel pipe is prolonged.
Drawings
Fig. 1 is a schematic perspective view of a die of the present utility model;
FIG. 2 is a schematic view showing the structure of the steel pipe according to the present utility model in front view;
FIG. 3 is a schematic perspective view of a spring according to the present utility model;
fig. 4 is a schematic perspective view of the steel pipe according to the present utility model.
Marked in the figure as: 1. a steel pipe; 2. a second rust-preventive layer; 3. a die; 4. a compression-resistant layer; 5. a second heat-insulating layer; 6. a through hole; 7. a first heat-retaining layer; 8. a spring; 9. and a second rust-preventive layer.
Detailed Description
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model will be further described with reference to fig. 1-4.
In order to solve the problems in the background technology, the application provides the following technical scheme: the utility model provides a resistance to compression heat preservation stainless steel pipe, includes steel pipe 1, and steel pipe 1 is inside to be provided with die 3, and the effect of die 3 is for steel pipe 1 provides the transportation condition, and steel pipe 1 is inside to be equipped with first heat preservation 7, and first heat preservation 7's effect is to keep warm to die 3 inside, prevents heat loss.
Further, the material of the first heat-insulating layer 7 is phenolic foam material, the phenolic foam material belongs to a high molecular organic hard aluminum foil foam product, is formed by foaming thermosetting phenolic resin, and has the advantages of light weight, fire resistance, no combustion, no smoke, no toxicity, no dripping, wide use temperature range (-196 to +200 ℃) low temperature environment, no shrinkage, no embrittlement and the like.
The phenolic foam has the advantages of low heat conductivity, good heat insulation performance, water resistance and water vapor permeability due to high closed porosity, stable size, stable chemical composition, corrosion resistance and aging resistance, particularly resistance to corrosion of organic solution, strong acid and weak base, low cost and further reduction of cost due to the fact that the phenolic foam has a benzene ring structure.
Further, the second heat-insulating layer 5 is arranged inside the steel pipe 1, the second heat-insulating layer 5 further insulates the first heat-insulating layer 7, heat loss from the outside of the first heat-insulating layer 7 is prevented, the second heat-insulating layer 5 is made of inorganic heat-insulating materials, and the phenolic foam has good heat-insulating conditions, so that the inorganic heat-insulating materials with lower price are selected.
The inorganic heat-insulating material is mainly concentrated in aerogel felts, glass wool, rock wool, expanded perlite, micro-nano heat insulation, foaming cement and other materials with certain heat-insulating effect, and meanwhile, the inorganic active wall heat-insulating material also has certain fireproof performance, and can enhance the integral strength of the steel pipe 1 and further improve the compression-resistant effect.
Further, the compression-resistant layer 4 is arranged inside the steel pipe 1, the compression-resistant layer 4 plays a role in improving the compression-resistant effect of the whole steel pipe 1, the material of the compression-resistant layer 4 is an aluminum alloy plate, the aluminum alloy plate is selected as a filling material, the compression-resistant effect can be achieved, meanwhile, the service life of the steel pipe 1 can be improved through the anti-corrosion effect, and the aluminum alloy is very active, so that an extremely thin oxide film can be formed in the atmosphere, a certain barrier effect is achieved, and the whole service life of the steel pipe 1 can be further improved.
The outside of the tube core 3 is provided with a first rust-proof layer 9, the first rust-proof layer 9 has the function of preventing the inside of the tube core 3 from rusting, then the steel tube 1 is corroded from the inside, the service life of the steel tube 1 is shortened, the material of the first rust-proof layer 9 is a VCI gas-phase rust-proof film, and the VCI gas-phase rust-proof film is a PE material rust-proof material packaging film.
Further, the VCI gas-phase rust-preventing film can directly package the tube core 3, so that not only can no damage be caused to metal parts, but also rust-preventing protection can be provided for metal materials, and the VCI gas-phase rust-preventing film is recyclable, so that more environmental pollution is not caused, and meanwhile, the VCI gas-phase rust-preventing film has a relatively good waterproof function, and can prevent the VCI gas-phase rust-preventing film from losing rust-preventing capability due to the action of water in the use process of the steel tube 1.
The outside of the steel pipe 1 is provided with a second rust-proof layer 2, the second rust-proof layer 2 has the function of preventing the outside of the steel pipe 1 from rusting, and the material of the second rust-proof layer 2 is three-layer anti-corrosion coating.
The three-layer anticorrosive coating is a novel anticorrosive method, integrates the excellent properties of the epoxy resin and the extruded polyethylene, remarkably improves the properties of the traditional two-layer anticorrosive coating, and particularly improves the cathodic disbonding resistance and the adhesive force.
The three layers are formed by dividing the coating into three layers, wherein the first layer of epoxy resin primer comprises three types of sintered epoxy powder, solvent-free epoxy liquid and solvent-containing epoxy liquid, the thickness of the primer is 50 mu m mainly according to factors such as coating equipment, pipe diameter, running temperature, used surface coating and pipe coating speed, the second layer of intermediate layer consists of copolymer or terpolymer, the main component is polyolefin, the intermediate layer plays a role of adhesion, the thickness is usually 250-400 mu m, the third layer is polyolefin surface coating and plays a role of mechanical protection, the third layer consists of extruded polyolefin such as low-density polyethylene, medium-density polyethylene or modified polyethylene, the thickness of the coating is generally 1.5-3 mm according to the pipe diameter or the running condition of a pipe, and in addition, in some environments, the intermediate layer is ultraviolet radiation-proof, and a layer of polypropylene with the thickness of 30-40 mu m can be added on the surface coating.
Further, through holes 6 are formed in the steel tube 1, the through holes 6 are used for providing mounting conditions for the springs 8, a plurality of groups of springs 8 are fixedly mounted in the through holes 6, the other ends of the springs 8 are fixedly connected with the second heat insulation layer 5, and then elastic reaction force of the springs 8 can play a supporting role on the inside of the steel tube 1 when impact force impacts the steel plate.
The concrete operation description is as follows, the first heat preservation 7 and the second heat preservation 5 mutually support in the use of steel pipe 1 can play good heat preservation effect to steel pipe 1 is whole, the phenolic foam material that first heat preservation 7 adopted has low coefficient of heat conductivity, and thermal insulation performance is good, and have water resistance and vapor permeability, and the chemical composition is stable, and is anticorrosive ageing, and the effect of second heat preservation 5 is to further keep warm first heat preservation 7, prevents that heat from losing from first heat preservation 7 outside, and the inorganic heat preservation material low price that the second heat preservation selected for use also has certain fire behavior, and can strengthen steel pipe 1 holistic intensity, further promotes the compressive effect.
The first rust-proof layer 9 and the second rust-proof layer 2 mutually cooperate to play a certain rust-proof role inside and outside the steel pipe 1, the VCI gas-phase rust-proof film inside the first rust-proof layer 9 is recyclable and cannot cause more environmental pollution, meanwhile, the VCI gas-phase rust-proof film has a good waterproof function, the VCI gas-phase rust-proof film can be prevented from losing rust-proof capability due to the action of water in the using process of the steel pipe 1, and the three-layer anti-corrosion coating selected for the second rust-proof layer 2 can play a certain protective role on the steel pipe 1 when the outside of the steel pipe 1 is prevented from rusting.
Through-hole 6 inside fixed mounting's multiunit spring 8, when meetting impact force striking steel sheet, spring 8 can play certain supporting role to steel pipe 1 inside, and compressive layer 4 can promote the holistic compressive effect of steel pipe 1 simultaneously, and when aluminum alloy plate material can play compressive effect as the filler material, accessible anticorrosive effect promotes the life of steel pipe 1.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.
Although embodiments of the present utility model have been shown and described, it will be obvious to those skilled in the art that the scope of the present utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a resistance to compression heat preservation stainless steel pipe which characterized in that: including steel pipe (1), steel pipe (1) inside is provided with tube core (3), steel pipe (1) inside is equipped with first heat preservation (7), steel pipe (1) inside is equipped with compressive layer (4), steel pipe (1) inside is equipped with second heat preservation (5), tube core (3) outside is equipped with first antirust layer (9).
2. The pressure-resistant heat-insulating stainless steel pipe according to claim 1, wherein: the steel pipe (1) is provided with a second antirust layer (2) outside, and a through hole (6) is formed in the steel pipe (1).
3. The pressure-resistant heat-insulating stainless steel pipe according to claim 2, wherein: the through hole (6) is internally and fixedly provided with a plurality of groups of springs (8), and the other ends of the springs (8) are fixedly connected with the second heat insulation layer (5).
4. A compression resistant and heat preserving stainless steel pipe as claimed in claim 3, wherein: the first rust-proof layer (9) is made of VCI gas-phase rust-proof film.
5. The pressure-resistant heat-insulating stainless steel pipe according to claim 4, wherein: and the second antirust layer (2) is made of three layers of anticorrosive coatings.
6. The pressure-resistant heat-insulating stainless steel pipe according to claim 5, wherein: the first heat-insulating layer (7) is made of phenolic foam materials, and the second heat-insulating layer (5) is made of inorganic heat-insulating materials.
7. The pressure-resistant heat-insulating stainless steel pipe according to claim 6, wherein: the compression-resistant layer (4) is made of aluminum alloy plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321818124.1U CN220354683U (en) | 2023-07-12 | 2023-07-12 | Compression-resistant heat-insulating stainless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321818124.1U CN220354683U (en) | 2023-07-12 | 2023-07-12 | Compression-resistant heat-insulating stainless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220354683U true CN220354683U (en) | 2024-01-16 |
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ID=89503101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321818124.1U Active CN220354683U (en) | 2023-07-12 | 2023-07-12 | Compression-resistant heat-insulating stainless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220354683U (en) |
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2023
- 2023-07-12 CN CN202321818124.1U patent/CN220354683U/en active Active
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