CN210920383U - Direct-buried heat-insulation steel pipe - Google Patents
Direct-buried heat-insulation steel pipe Download PDFInfo
- Publication number
- CN210920383U CN210920383U CN201921456359.4U CN201921456359U CN210920383U CN 210920383 U CN210920383 U CN 210920383U CN 201921456359 U CN201921456359 U CN 201921456359U CN 210920383 U CN210920383 U CN 210920383U
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- China
- Prior art keywords
- steel pipe
- material layer
- heat preservation
- paint coating
- heat
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 93
- 239000010959 steel Substances 0.000 title claims abstract description 93
- 238000009413 insulation Methods 0.000 title abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 67
- 239000011248 coating agent Substances 0.000 claims abstract description 56
- 238000000576 coating method Methods 0.000 claims abstract description 56
- 238000004321 preservation Methods 0.000 claims abstract description 56
- 230000007797 corrosion Effects 0.000 claims abstract description 40
- 238000005260 corrosion Methods 0.000 claims abstract description 40
- 239000004964 aerogel Substances 0.000 claims abstract description 19
- 239000004593 Epoxy Substances 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000011490 mineral wool Substances 0.000 claims abstract description 14
- 239000000741 silica gel Substances 0.000 claims abstract description 14
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 14
- 239000003822 epoxy resin Substances 0.000 claims abstract description 13
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 13
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011701 zinc Substances 0.000 claims abstract description 11
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 11
- 229920000742 Cotton Polymers 0.000 claims abstract description 5
- 239000011521 glass Substances 0.000 claims abstract description 5
- 239000003973 paint Substances 0.000 claims description 47
- RMTXUPIIESNLPW-UHFFFAOYSA-N 1,2-dihydroxy-3-(pentadeca-8,11-dienyl)benzene Natural products CCCC=CCC=CCCCCCCCC1=CC=CC(O)=C1O RMTXUPIIESNLPW-UHFFFAOYSA-N 0.000 claims description 15
- QARRXYBJLBIVAK-UEMSJJPVSA-N 3-[(8e,11e)-pentadeca-8,11-dienyl]benzene-1,2-diol;3-[(8e,11e)-pentadeca-8,11,14-trienyl]benzene-1,2-diol;3-[(8e,11e,13e)-pentadeca-8,11,13-trienyl]benzene-1,2-diol;3-[(e)-pentadec-8-enyl]benzene-1,2-diol;3-pentadecylbenzene-1,2-diol Chemical compound CCCCCCCCCCCCCCCC1=CC=CC(O)=C1O.CCCCCC\C=C\CCCCCCCC1=CC=CC(O)=C1O.CCC\C=C\C\C=C\CCCCCCCC1=CC=CC(O)=C1O.C\C=C\C=C\C\C=C\CCCCCCCC1=CC=CC(O)=C1O.OC1=CC=CC(CCCCCCC\C=C\C\C=C\CC=C)=C1O QARRXYBJLBIVAK-UEMSJJPVSA-N 0.000 claims description 15
- IYROWZYPEIMDDN-UHFFFAOYSA-N 3-n-pentadec-8,11,13-trienyl catechol Natural products CC=CC=CCC=CCCCCCCCC1=CC=CC(O)=C1O IYROWZYPEIMDDN-UHFFFAOYSA-N 0.000 claims description 15
- 229920005989 resin Polymers 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- DQTMTQZSOJMZSF-UHFFFAOYSA-N urushiol Natural products CCCCCCCCCCCCCCCC1=CC=CC(O)=C1O DQTMTQZSOJMZSF-UHFFFAOYSA-N 0.000 claims description 15
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 11
- 239000011491 glass wool Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 22
- 239000004922 lacquer Substances 0.000 abstract description 11
- 230000002035 prolonged effect Effects 0.000 abstract description 6
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 abstract description 2
- 239000005011 phenolic resin Substances 0.000 abstract description 2
- 229920001568 phenolic resin Polymers 0.000 abstract description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 phenolic aldehyde Chemical class 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a direct-buried heat preservation steel pipe, including the steel pipe body, the surface of steel pipe body is provided with the heat preservation, the surface of heat preservation is provided with corrosion-resistant layer, the heat preservation includes aerogel felt material layer, the surface bonding on aerogel felt material layer is connected with the cotton material layer of glass. The utility model discloses a set up the heat preservation, the aerogel felt material layer, the cotton material layer of glass, the rock wool material layer, the heat preservation silica gel material layer, corrosion resistant layer, lacquer phenol resin lacquer coating, epoxy phenol-formaldehyde lacquer coating, epoxy resin lacquer coating and inorganic zinc-rich lacquer coating mutually support, reached to bury the effectual and corrosion-resistant advantage of formula heat preservation steel pipe heat preservation directly, can directly bury the thermal insulation performance of formula heat preservation steel pipe by effectual increase, prevent the heat loss, the heat supply effect is improved, increase the corrosion resisting property of directly burying formula heat preservation steel pipe simultaneously, prevent that directly burying formula heat preservation steel pipe from appearing corrosion damage, the life of directly burying formula heat preservation steel pipe has been prolonged.
Description
Technical Field
The utility model relates to a steel pipe technical field specifically is a direct-burried heat preservation steel pipe.
Background
The steel pipe is a steel material having a hollow cross section and a length much longer than the diameter or the circumference, and is classified into a circular, square, rectangular and irregular steel pipe according to the cross section shape, a carbon structural steel pipe, a low alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality, and classified into a seamless steel pipe and a welded steel pipe according to the production process, wherein the seamless steel pipe is classified into a hot rolled steel pipe and a cold rolled (drawn) steel pipe, and the welded steel pipe is classified into a straight seam welded steel pipe and a spiral seam welded steel pipe.
When the district is carrying out the heat supply, need use the formula of directly burying heat preservation steel pipe, present formula of directly burying heat preservation steel pipe has following shortcoming: the existing direct-buried heat insulation steel pipe is poor in heat insulation effect, heat loss is caused to occur easily, the heat supply effect is reduced, meanwhile, the direct-buried heat insulation steel pipe is used for a long time, corrosion is caused easily, the direct-buried heat insulation steel pipe is damaged, and the service life of the direct-buried heat insulation steel pipe is shortened.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The not enough to prior art, the utility model provides a direct-burried heat preservation steel pipe possesses the direct-burried heat preservation steel pipe and keeps warm effectual and corrosion-resistant advantage, has solved current direct-burried heat preservation steel pipe and has kept warm the effect not good, leads to the heat to appear losing easily, has reduced the heat supply effect, uses the direct-burried heat preservation steel pipe for a long time simultaneously, appears corroding easily, causes the direct-burried heat preservation steel pipe problem that damages to appear.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a direct-buried heat-insulation steel pipe comprises a steel pipe body, wherein a heat-insulation layer is arranged on the surface of the steel pipe body, and a corrosion-resistant layer is arranged on the surface of the heat-insulation layer;
the heat-insulating layer comprises an aerogel felt material layer, the surface of the aerogel felt material layer is bonded and connected with a glass wool material layer, the surface of the glass wool material layer is bonded and connected with a rock wool material layer, and the surface of the rock wool material layer is bonded and connected with a heat-insulating silica gel material layer;
the corrosion-resistant layer comprises a urushiol resin paint coating, an epoxy phenolic paint coating is coated on the surface of the urushiol resin paint coating, an epoxy resin paint coating is coated on the surface of the epoxy phenolic paint coating, and an inorganic zinc-rich paint coating is coated on the surface of the epoxy resin paint coating.
Preferably, the inner wall of aerogel felt material layer is connected with the surface bonding of steel pipe body, aerogel felt material layer, glass cotton material layer, rock wool material layer and heat preservation silica gel material layer's thickness all is the same.
Preferably, the inner wall of the urushiol resin paint coating is coated on the surface of the heat-insulating silica gel material layer, and the urushiol resin paint coating, the epoxy phenolic paint coating, the epoxy resin paint coating and the inorganic zinc-rich paint coating are the same in thickness.
Preferably, the thickness of the steel pipe body is respectively greater than the thickness of the heat preservation layer and the thickness of the corrosion-resistant layer, and the thickness of the heat preservation layer is greater than the thickness of the corrosion-resistant layer.
(III) advantageous effects
Compared with the prior art, the utility model provides a direct-burried heat preservation steel pipe possesses following beneficial effect:
1. the utility model discloses a set up the heat preservation, the aerogel felt material layer, the cotton material layer of glass, the rock wool material layer, the heat preservation silica gel material layer, corrosion resistant layer, lacquer phenol resin lacquer coating, epoxy phenol-formaldehyde lacquer coating, epoxy resin lacquer coating and inorganic zinc-rich lacquer coating mutually support, reached to bury the effectual and corrosion-resistant advantage of formula heat preservation steel pipe heat preservation directly, can directly bury the thermal insulation performance of formula heat preservation steel pipe by effectual increase, prevent the heat loss, the heat supply effect is improved, increase the corrosion resisting property of directly burying formula heat preservation steel pipe simultaneously, prevent that directly burying formula heat preservation steel pipe from appearing corrosion damage, the life of directly burying formula heat preservation steel pipe has been prolonged.
2. The utility model discloses a set up the heat preservation, play the effect that increases steel pipe body thermal insulation performance, it is not good to have solved steel pipe body thermal insulation effect, lead to the heat to appear losing easily, the problem of heat supply effect has been reduced, can the straight steel pipe body's of effectual increase thermal insulation performance, prevent heat loss, the heat supply effect has been improved, through setting up corrosion resistant layer, play the effect that increases steel pipe body corrosion resisting property, the steel pipe body is when long-term the use having been solved, the corruption appears easily, cause the problem that the steel pipe body appears the damage, can effectual increase steel pipe body's corrosion resisting property, prevent that the steel pipe body from appearing the corrosion damage, the life of steel pipe body has been prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the heat-insulating layer of the present invention;
fig. 3 is a sectional view of the corrosion-resistant layer structure of the present invention.
In the figure: 1. a steel pipe body; 2. a heat-insulating layer; 21. a layer of aerogel blanket material; 22. a layer of glass wool material; 23. a rock wool material layer; 24. a heat-insulating silica gel material layer; 3. a corrosion-resistant layer; 31. a urushiol resin lacquer coating; 32. an epoxy phenolic paint coating; 33. an epoxy paint coating; 34. inorganic zinc rich paint coating.
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 a person skilled in the art without creative work belong to the protection scope of the present invention.
All the components of the present invention are general standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.
Referring to fig. 1-3, a direct-buried heat-insulating steel pipe comprises a steel pipe body 1, wherein a heat-insulating layer 2 is arranged on the surface of the steel pipe body 1, and a corrosion-resistant layer 3 is arranged on the surface of the heat-insulating layer 2;
the heat preservation layer 2 comprises an aerogel felt material layer 21, a glass wool material layer 22 is bonded and connected to the surface of the aerogel felt material layer 21, a rock wool material layer 23 is bonded and connected to the surface of the glass wool material layer 22, and a heat preservation silica gel material layer 24 is bonded and connected to the surface of the rock wool material layer 23;
the corrosion-resistant layer 3 comprises a urushiol resin paint coating 31, an epoxy phenolic paint coating 32 is coated on the surface of the urushiol resin paint coating 31, an epoxy resin paint coating 33 is coated on the surface of the epoxy phenolic paint coating 32, an inorganic zinc-rich paint coating 34 is coated on the surface of the epoxy resin paint coating 33, the inner wall of the aerogel felt material layer 21 is bonded and connected with the surface of the steel pipe body 1, the thicknesses of the aerogel felt material layer 21, the glass wool material layer 22, the rock wool material layer 23 and the heat-preservation silica gel material layer 24 are the same, the inner wall of the urushiol resin paint coating 31 is coated on the surface of the heat-preservation silica gel material layer 24, the thicknesses of the urushiol resin paint coating 31, the epoxy phenolic paint coating 32, the epoxy resin paint coating 33 and the inorganic zinc-rich paint coating 34 are the same, the thickness of the steel pipe body 1 is respectively greater than that of the heat-preservation layer 2 and the corrosion, through setting up the heat preservation 2, play the effect that increases the thermal insulation performance of the steel pipe body 1, it is not good to have solved the steel pipe body 1 heat preservation effect, lead to the heat to appear losing easily, the problem of the heat supply effect has been reduced, can the straight steel pipe body 1 of effectual increase heat preservation performance, prevent heat loss, the heat supply effect has been improved, through setting up corrosion resistant layer 3, play the effect that increases the corrosion resistant performance of steel pipe body 1, the problem of steel pipe body 1 when using for a long time, the easy corruption that appears, cause steel pipe body 1 to appear damaging is solved, can effectually increase the corrosion resistant performance of steel pipe body 1, prevent steel pipe body 1 from appearing the corrosion damage, the life of steel pipe body 1 has been prolonged, through setting up heat preservation 2, aerogel felt material layer 21, glass wool material layer 22, rock wool material layer 23, heat preservation silica gel material layer 24, the urushiol resin paint coating 31, the epoxy phenolic aldehyde paint coating 32, the epoxy resin paint coating 33 and the inorganic zinc-rich paint coating 34 are matched with each other, the advantages of good heat insulation effect and corrosion resistance of the direct-buried heat insulation steel pipe are achieved, the heat insulation performance of the direct-buried heat insulation steel pipe can be effectively improved, heat loss is prevented, the heat supply effect is improved, the corrosion resistance of the direct-buried heat insulation steel pipe is improved, the direct-buried heat insulation steel pipe is prevented from being corroded and damaged, and the service life of the direct-buried heat insulation steel pipe is prolonged.
When in use, the heat preservation layer 2, the aerogel felt material layer 21, the glass wool material layer 22, the rock wool material layer 23 and the heat preservation silica gel material layer 24 are mutually matched to play a role in increasing the heat preservation performance of the steel pipe body 1, so that the problems that the heat preservation effect of the steel pipe body 1 is poor, the heat is easy to lose and the heat supply effect is reduced are solved, the heat preservation performance of the straight steel pipe body 1 can be effectively increased, the heat loss is prevented, the heat supply effect is improved, the corrosion resistance of the steel pipe body 1 is increased by the mutual matching of the corrosion-resistant layer 3, the urushiol resin paint coating 31, the epoxy phenolic paint coating 32, the epoxy resin paint coating 33 and the inorganic zinc-rich paint coating 34, the problem that the steel pipe body 1 is damaged due to the easy corrosion of the steel pipe body 1 in long-term use is solved, and the corrosion resistance of the steel pipe body 1, prevent that steel pipe body 1 from appearing corrosion damage, prolonged steel pipe body 1's life to reached and directly buried formula heat preservation steel pipe effectual and corrosion-resistant advantage of keeping warm.
The standard parts or materials used in the present application can be purchased from the market, the components in the present application can be customized according to the description of the specification and the accompanying drawings, the specific connection relationship between the material layers and the manufacturing materials are the prior art, and the detailed description is not provided herein.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a direct-burried heat preservation steel pipe, includes steel pipe body (1), its characterized in that: the surface of the steel pipe body (1) is provided with a heat-insulating layer (2), and the surface of the heat-insulating layer (2) is provided with a corrosion-resistant layer (3);
the heat preservation layer (2) comprises an aerogel felt material layer (21), a glass wool material layer (22) is bonded and connected to the surface of the aerogel felt material layer (21), a rock wool material layer (23) is bonded and connected to the surface of the glass wool material layer (22), and a heat preservation silica gel material layer (24) is bonded and connected to the surface of the rock wool material layer (23);
the corrosion-resistant layer (3) comprises a urushiol resin paint coating (31), an epoxy phenolic paint coating (32) is coated on the surface of the urushiol resin paint coating (31), an epoxy resin paint coating (33) is coated on the surface of the epoxy phenolic paint coating (32), and an inorganic zinc-rich paint coating (34) is coated on the surface of the epoxy resin paint coating (33).
2. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the inner wall of aerogel felt material layer (21) is connected with the surface bonding of steel pipe body (1), the thickness homogeneous phase of aerogel felt material layer (21), glass cotton material layer (22), rock wool material layer (23) and heat preservation silica gel material layer (24).
3. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the inner wall of the urushiol resin paint coating (31) is coated on the surface of the heat-preservation silica gel material layer (24), and the urushiol resin paint coating (31), the epoxy phenolic paint coating (32), the epoxy resin paint coating (33) and the inorganic zinc-rich paint coating (34) are the same in thickness.
4. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the thickness of the steel pipe body (1) is respectively greater than the thickness of the heat preservation layer (2) and the thickness of the corrosion-resistant layer (3), and the thickness of the heat preservation layer (2) is greater than the thickness of the corrosion-resistant layer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921456359.4U CN210920383U (en) | 2019-09-03 | 2019-09-03 | Direct-buried heat-insulation steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921456359.4U CN210920383U (en) | 2019-09-03 | 2019-09-03 | Direct-buried heat-insulation steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210920383U true CN210920383U (en) | 2020-07-03 |
Family
ID=71347577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921456359.4U Active CN210920383U (en) | 2019-09-03 | 2019-09-03 | Direct-buried heat-insulation steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210920383U (en) |
-
2019
- 2019-09-03 CN CN201921456359.4U patent/CN210920383U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230828 Address after: No. 10, MCC Warehouse, Wuyishan Road, Liaocheng Economic Development Zone, Shandong Province, 252000 Patentee after: Liaocheng Shangde Metal Materials Co.,Ltd. Address before: No. 2688 Yatai North Street, Changchun City, Jilin Province, 130000 Patentee before: Yuan Qinbiao |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of directly buried insulated steel pipe Granted publication date: 20200703 Pledgee: Bank of Weifang Limited by Share Ltd. Liaocheng branch Pledgor: Liaocheng Shangde Metal Materials Co.,Ltd. Registration number: Y2024980007505 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |