CN215862102U - Anticorrosive heat preservation steel pipe - Google Patents
Anticorrosive heat preservation steel pipe Download PDFInfo
- Publication number
- CN215862102U CN215862102U CN202121619008.8U CN202121619008U CN215862102U CN 215862102 U CN215862102 U CN 215862102U CN 202121619008 U CN202121619008 U CN 202121619008U CN 215862102 U CN215862102 U CN 215862102U
- Authority
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- China
- Prior art keywords
- steel pipe
- pipe body
- sealing cover
- wall
- heat
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- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 88
- 239000010959 steel Substances 0.000 title claims abstract description 88
- 238000004321 preservation Methods 0.000 title claims description 16
- 238000007789 sealing Methods 0.000 claims abstract description 73
- 239000003973 paint Substances 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 10
- 238000005516 engineering process Methods 0.000 claims abstract description 8
- 238000005260 corrosion Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 11
- 230000007797 corrosion Effects 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- 239000004709 Chlorinated polyethylene Substances 0.000 claims description 3
- 238000005187 foaming Methods 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 18
- 238000009434 installation Methods 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 36
- 230000000694 effects Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 239000002356 single layer Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Thermal Insulation (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The utility model discloses an anticorrosion heat-insulation steel pipe which comprises a steel pipe body, wherein a heat-insulation layer is arranged on the inner wall of the steel pipe body, a fixed layer is arranged on the inner wall of the heat-insulation layer, an inner pipe body is in threaded connection with the inner wall of the fixed layer, anticorrosion paint coatings are sprayed on the outer wall of the steel pipe body and the inner wall of the inner pipe body, first threads are formed in the outer wall of the inner pipe body, a first sealing cover is welded on one side of the steel pipe body, a second sealing cover is welded on one side of the steel pipe body, which is far away from the first sealing cover, and pin rings are welded on one sides of the first sealing cover and the second sealing cover, which are close to the steel pipe body. According to the utility model, the first sealing cover and the second sealing cover are respectively welded on the two sides of the steel pipe body through a seamless welding technology, the connecting ring on the second sealing cover and the second threads arranged on the connecting ring can be in threaded connection with the first sealing cover on the other steel pipe body, so that the installation and the disassembly of a plurality of steel pipe bodies are very convenient, and the reuse rate is high.
Description
Technical Field
The utility model relates to the technical field of anti-corrosion heat-insulation steel pipes, in particular to an anti-corrosion heat-insulation steel pipe.
Background
The steel pipe has a hollow cross section with a length much greater than the diameter or circumference of the steel. The steel pipe is not only used for conveying fluid and powdery solid, exchanging heat energy and manufacturing mechanical parts and containers, but also is an economic steel material; the steel pipe is used for manufacturing the building structure net rack, the supporting column and the mechanical support, so that the weight can be reduced, the metal can be saved by 20-40%, and the industrialized mechanized construction can be realized. The steel pipe is used for manufacturing the highway bridge, so that steel can be saved, the construction is simplified, the area of a coating protective layer can be greatly reduced, and the investment and the maintenance cost are saved.
The steel pipes produced by the prior art all adopt a single-layer pipe body structure, the single-layer pipe body structure does not have heat preservation performance, the corrosion resistance is poor, and the installation and the disassembly among a plurality of steel pipes are inconvenient when the steel pipes are used in a combined way; use in industrial production and engineering construction and get up often to receive damages such as corruption, in the occasion that needs keep warm, individual layer body structure can let scattering and disappearing very fast of heat, and the heat preservation effect is very poor, needs many steel pipe combination occasions of using, and individual layer body structure need the welding together, and the installation is inconvenient with the dismantlement, is not convenient for used repeatedly.
Therefore, it is desirable to provide an anticorrosive heat-insulating steel pipe to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems that steel pipes produced in the prior art all adopt a single-layer pipe body structure, the single-layer pipe body structure does not have heat preservation performance, the corrosion resistance is poor, and when the steel pipes are used in a combined mode, the installation and the disassembly of a plurality of steel pipes are inconvenient, so that the steel pipes are inconvenient to reuse.
In order to solve the technical problems, the utility model adopts a technical scheme that: the anti-corrosion heat preservation steel pipe comprises a steel pipe body, wherein a heat preservation layer is arranged on the inner wall of the steel pipe body, the heat preservation layer plays a role in heat preservation and heat insulation, a fixing layer is arranged on the inner wall of the heat preservation layer, the fixing layer is used for fixing the heat preservation layer and installing an inner pipe body, the inner wall of the fixing layer is in threaded connection with the inner pipe body, and the inner pipe body plays a role in supporting connection;
an anti-corrosion paint coating is sprayed on the outer wall of the steel pipe body and the inner wall of the inner pipe body, the anti-corrosion paint coating plays a role in corrosion resistance, first threads are formed in the outer wall of the inner pipe body, and are used for connecting the fixing layer and the inner pipe body in a threaded mode, and the inner pipe body is convenient to disassemble;
a first sealing cover is welded at one side of the steel pipe body and used for protecting the structure in the inner wall of the steel pipe body, a second sealing cover is welded on one side of the steel pipe body, which is far away from the first sealing cover, and is used for protecting the structure in the inner wall of the steel pipe body, meanwhile, the steel pipe can be connected with the first sealing cover to achieve the effect of assembling and using a plurality of steel pipe bodies, the sides of the first sealing cover and the second sealing cover close to the steel pipe body are both welded with a bolt ring which is used for further fixing the first sealing cover and the second sealing cover, one side of the second sealing cover, which is far away from the steel pipe body, is welded with a connecting ring, the connecting ring is used for connecting the first sealing cover on the other steel pipe body, the outer wall of the connecting ring is provided with a second thread, and the second sealing cover is in threaded connection with the first sealing cover on the other steel pipe body through second threads.
Preferably, the heat-insulating layer is made of phenolic resin foaming materials, and the materials are good in heat-insulating effect and excellent in environmental protection performance.
Preferably, the inner wall of the fixing layer is provided with a thread groove corresponding to the first thread, so that the inner pipe body can be conveniently mounted and dismounted.
Preferably, the two sides of the fixing layer are provided with ring grooves corresponding to the two plug pin rings, and the two ring grooves are used for connecting the two plug pin rings.
Preferably, the anti-corrosion paint coating layer is made of a high chlorinated polyethylene material, and the material has good anti-corrosion performance.
Preferably, the inner wall of the first sealing cover is provided with a thread groove corresponding to the second thread, so that the first sealing cover and the second sealing cover on the other steel pipe body can be conveniently mounted and dismounted.
Preferably, the first sealing cover and the second sealing cover can be in threaded connection through a second thread, the first sealing cover and the second sealing cover are welded with the steel pipe body by adopting a seamless welding technology, and the seamless welding technology can improve the sealing performance of the joint of the steel pipe body, the first sealing cover and the second sealing cover.
The utility model has the following beneficial effects:
1. according to the utility model, the heat preservation layer is arranged on the inner wall of the steel pipe body, so that the heat preservation and insulation effects can be achieved, the fixing layer and the inner pipe body are connected together through the threads, the heat preservation layer can be fixed, the heat preservation layer is convenient to disassemble and replace, and meanwhile, the anticorrosion paint layers are sprayed on the outer wall of the steel pipe body and the inner wall of the inner pipe body, so that a good anticorrosion effect can be achieved;
2. according to the utility model, the first sealing cover and the second sealing cover are respectively welded on the two sides of the steel pipe body through a seamless welding technology, the connecting ring on the second sealing cover and the second threads arranged on the connecting ring can be in threaded connection with the first sealing cover on the other steel pipe body, so that the installation and the disassembly of a plurality of steel pipe bodies are very convenient, and the reuse rate is high.
Drawings
FIG. 1 is a front view structural diagram of the present invention;
FIG. 2 is a left side sectional view of the present invention;
FIG. 3 is a view showing the construction of a first sealing cap according to the present invention;
FIG. 4 is a view showing the construction of a second sealing cap according to the present invention;
fig. 5 is a right structural view of fig. 4.
In the figure: 1. a steel pipe body; 2. a heat-insulating layer; 3. a fixed layer; 4. an inner tube body; 5. an anti-corrosion paint coating layer; 6. a first thread; 7. a first sealing cover; 8. a second sealing cover; 9. a latch ring; 10. a connecting ring; 11. a second thread.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.
Referring to fig. 1 and 2, an anticorrosion heat-insulation steel pipe comprises a steel pipe body 1, wherein a heat-insulation layer 2 is mounted on the inner wall of the steel pipe body 1, the heat-insulation layer 2 plays a role in heat insulation, the heat-insulation layer 2 is made of phenolic resin foaming material, the material has a good heat-insulation effect and excellent environmental performance, a fixing layer 3 is mounted on the inner wall of the heat-insulation layer 2, the fixing layer 3 is used for fixing the heat-insulation layer 2 and mounting an inner pipe body 4, a thread groove corresponding to a first thread 6 is formed in the inner wall of the fixing layer 3, so that the inner pipe body 4 can be conveniently mounted and dismounted, ring grooves corresponding to two plug pin rings 9 are formed in two sides of the fixing layer 3, the two ring grooves are used for connecting the two plug pin rings 9, the inner pipe body 4 is in threaded connection with the inner wall of the fixing layer 3, and the inner pipe body 4 plays a role in supporting connection;
an anti-corrosion paint coating 5 is sprayed on the outer wall of the steel pipe body 1 and the inner wall of the inner pipe body 4, the anti-corrosion paint coating 5 plays a role in corrosion resistance, the anti-corrosion paint coating 5 is made of a high chlorinated polyethylene material, the material is good in anti-corrosion performance, a first thread 6 is formed in the outer wall of the inner pipe body 4, the first thread 6 is used for connecting the fixing layer 3 and the inner pipe body 4 in a threaded mode, and the inner pipe body 4 is convenient to disassemble;
as shown in fig. 3, a first sealing cover 7 is welded on one side of the steel pipe body 1, the first sealing cover 7 is used for protecting a structure in the inner wall of the steel pipe body 1, a thread groove corresponding to a second thread 11 is formed on the inner wall of the first sealing cover 7, so that the first sealing cover 7 and a second sealing cover 8 on another steel pipe body 1 can be conveniently mounted and dismounted, as shown in fig. 4 and 5, a second sealing cover 8 is welded on one side of the steel pipe body 1 away from the first sealing cover 7, the second sealing cover 8 is used for protecting the structure in the inner wall of the steel pipe body 1, and can be connected with the first sealing cover 7, so as to achieve the effect of assembling and using a plurality of steel pipe bodies 1, the first sealing cover 7 and the second sealing cover 8 can be connected through the second thread 11, and the first sealing cover 7 and the second sealing cover 8 are welded with the steel pipe body 1 by adopting a seamless welding technology, the seamless welding technology can improve the sealing performance of the joint of the steel pipe body 1 and the first sealing cover 7 and the second sealing cover 8, the bolt rings 9 are welded on one sides, close to the steel pipe body 1, of the first sealing cover 7 and the second sealing cover 8, the bolt rings 9 are used for further fixing the first sealing cover 7 and the second sealing cover 8, the connecting ring 10 is welded on one side, far away from the steel pipe body 1, of the second sealing cover 8, the connecting ring 10 is used for being connected with the first sealing cover 7 on the other steel pipe body 1, the second thread 11 is formed in the outer wall of the connecting ring 10, and the second sealing cover 8 is in threaded connection with the first sealing cover 7 on the other steel pipe body 1 through the second thread 11.
When the anti-corrosion sealing device is used, firstly, an anti-corrosion paint coating 5 is sprayed on the outer wall of a steel pipe body 1 and the inner wall of an inner pipe body 4, then, an insulating layer 2 is installed on the inner wall of the steel pipe body 1, a fixing layer 3 is installed on the inner wall of the insulating layer 2, the inner wall of the fixing layer 3 is in threaded connection with the inner pipe body 4, then, a pin ring 9 on a first sealing cover 7 and a second sealing cover 8 are inserted at two sides of the fixing layer 3, and the first sealing cover 7 and the second sealing cover 8 are welded with the steel pipe body 1 by adopting a seamless welding technology; after the heat insulation device is assembled, the utility model can be sleeved on some pipelines needing heat insulation through the inner pipe body 4, so as to play a role in heat insulation; the utility model discloses a also can use as support piece usefulness, also can use in combination, can be in the same place first sealed lid 7 and the go-between 10 threaded connection of the sealed 8 that covers of second on another steel pipe body 1 according to the needs that use, reach the effect of using in combination.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides an anticorrosive heat preservation steel pipe, includes steel pipe body (1), its characterized in that: the heat-insulating layer (2) is arranged on the inner wall of the steel pipe body (1), the fixing layer (3) is arranged on the inner wall of the heat-insulating layer (2), and the inner wall of the fixing layer (3) is in threaded connection with the inner pipe body (4);
an anti-corrosion paint coating (5) is sprayed on the outer wall of the steel pipe body (1) and the inner wall of the inner pipe body (4), and a first thread (6) is formed in the outer wall of the inner pipe body (4);
one side welding of steel pipe body (1) has first sealed lid (7), one side welding that first sealed lid (7) were kept away from in steel pipe body (1) has the sealed lid of second (8), one side that first sealed lid (7) and the sealed lid of second (8) are close to steel pipe body (1) all welds cotter ring (9), one side welding that steel pipe body (1) were kept away from in the sealed lid of second (8) has go-between (10), second screw thread (11) have been seted up to the outer wall of go-between (10).
2. The corrosion-resistant heat-insulating steel pipe as claimed in claim 1, characterized in that: the heat-insulating layer (2) is made of phenolic resin foaming materials.
3. The corrosion-resistant heat-insulating steel pipe as claimed in claim 1, characterized in that: the inner wall of the fixed layer (3) is provided with a thread groove corresponding to the first thread (6).
4. The corrosion-resistant heat-insulating steel pipe as claimed in claim 1, characterized in that: and annular grooves corresponding to the two latch rings (9) are formed in the two sides of the fixed layer (3).
5. The corrosion-resistant heat-insulating steel pipe as claimed in claim 1, characterized in that: the anti-corrosion paint coating (5) is made of high chlorinated polyethylene material.
6. The corrosion-resistant heat-insulating steel pipe as claimed in claim 1, characterized in that: the inner wall of the first sealing cover (7) is provided with a thread groove corresponding to the second thread (11).
7. The corrosion-resistant heat-insulating steel pipe as claimed in claim 6, characterized in that: the first sealing cover (7) and the second sealing cover (8) can be in threaded connection through a second thread (11), and the first sealing cover (7) and the second sealing cover (8) are welded with the steel pipe body (1) by adopting a seamless welding technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121619008.8U CN215862102U (en) | 2021-07-16 | 2021-07-16 | Anticorrosive heat preservation steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121619008.8U CN215862102U (en) | 2021-07-16 | 2021-07-16 | Anticorrosive heat preservation steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215862102U true CN215862102U (en) | 2022-02-18 |
Family
ID=80334325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121619008.8U Expired - Fee Related CN215862102U (en) | 2021-07-16 | 2021-07-16 | Anticorrosive heat preservation steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215862102U (en) |
-
2021
- 2021-07-16 CN CN202121619008.8U patent/CN215862102U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220218 |