CN219912243U - High-strength heat-insulation pipeline pipe - Google Patents
High-strength heat-insulation pipeline pipe Download PDFInfo
- Publication number
- CN219912243U CN219912243U CN202320998162.3U CN202320998162U CN219912243U CN 219912243 U CN219912243 U CN 219912243U CN 202320998162 U CN202320998162 U CN 202320998162U CN 219912243 U CN219912243 U CN 219912243U
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- Prior art keywords
- heat
- layer
- insulation
- pipeline
- connecting thread
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- 238000009413 insulation Methods 0.000 title claims abstract description 21
- 238000005260 corrosion Methods 0.000 claims abstract description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 239000011888 foil Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 14
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 7
- 239000004917 carbon fiber Substances 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 5
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000010426 asphalt Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Thermal Insulation (AREA)
Abstract
The utility model discloses a high-strength heat-insulation pipeline tube, wherein an anti-corrosion heat-insulation layer, a heat-insulation fireproof layer and a heat reflection layer are sequentially arranged on the outer surface of a tube body of the pipeline tube from outside to inside, and an inner anti-corrosion layer is arranged on the inner surface of the tube body of the pipeline tube; the pipeline pipe is direct connection type, two ends of the pipe body are respectively provided with external connection threads and internal connection threads which are matched for use, and anti-falling structures are arranged on the external connection threads and the internal connection threads. The anti-corrosion heat-insulating layer, the heat-insulating fireproof layer, the aluminum foil layer and the inner anti-corrosion layer can improve the effects of corrosion resistance, heat insulation, fire resistance and external impact resistance, and prolong the service life of the pipe body; the anti-falling mechanism of the utility model greatly improves the connection strength and ensures the normal operation of the pipe body.
Description
Technical Field
The utility model relates to the technical field of pipeline structures for oil and gas drilling, in particular to a high-strength heat-insulation pipeline.
Background
A pipeline is a conduit for oil transportation. The common pipeline pipe has two kinds of welded pipe and seamless pipe, and the welded pipe is usually long, can satisfy user's extensive application, and the seamless pipe is usually short, can't satisfy long-distance application. When the two are used in industry, the two are usually matched.
In the use process of the pipeline pipe, the surface of the pipeline is easy to receive external impact to generate scores, so that an anti-corrosion layer is damaged, the service life of the pipeline pipe is reduced, and the normal operation of the pipeline is seriously influenced; in addition, with the development and progress of technology, the heat insulation performance of the pipeline needs to be continuously improved, and under the low-temperature environment, if heat is continuously dissipated to the outside of the pipeline in the process of conveying oil, the oil flow is continuously cooled, so that the crude oil congeals the pipeline, and the pipeline cannot operate.
Disclosure of Invention
Aiming at the technical problems in the prior art, the utility model aims to provide a high-strength heat-insulation pipeline tube.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the high-strength heat-insulation pipeline tube is characterized in that an anti-corrosion heat-insulation layer, a heat-insulation fireproof layer and a heat reflection layer are sequentially arranged on the outer surface of a tube body of the pipeline tube from outside to inside, and an inner anti-corrosion layer is arranged on the inner surface of the tube body of the pipeline tube;
the anti-corrosion heat-preservation layer is an epoxy resin carbon fiber layer;
the heat-insulating fireproof layer is a phenolic foam layer;
the heat reflection layer is an aluminum foil layer;
the inner anti-corrosion layer is one of the following coatings: 3LPE or FBE, petroleum asphalt, synthetic resin;
the pipeline pipe is direct connection type, two ends of the pipe body are respectively provided with external connection threads and internal connection threads which are matched for use, and anti-falling structures are arranged on the external connection threads and the internal connection threads.
The anti-falling structure comprises an anti-falling clamping block arranged on the inner connecting thread and an annular clamping groove arranged on the outer connecting thread, and the anti-falling clamping block and the annular clamping groove are matched for use; the inner connecting screw thread is provided with at least one groove, a spring is connected in the groove, the outer side end of the spring is connected with the inner side end of the anti-falling clamping block, and the outer side end of the anti-falling clamping block faces to one side of the outer side to be an inclined plane.
Wherein, anti-drop fixture block is two, and two anti-drop fixture block structure symmetry sets up.
The inner side of the internal connecting thread is provided with a first shoulder, the first shoulder is provided with an arc-shaped sealing groove, and the outer side end of the external connecting thread is provided with an arc-shaped sealing convex surface which are matched with each other for use.
Wherein, be provided with annular sealing pad in the arc seal recess.
Compared with the prior art, the utility model has the beneficial effects that:
1. the anti-corrosion heat-insulating layer adopts the epoxy resin carbon fiber layer for anti-corrosion, the structure has heat insulation, high temperature resistance and high strength, and during processing, the carbon fiber is firstly used for winding, and then the high-temperature epoxy resin is solidified;
2. the heat-insulating fireproof layer is a phenolic foam layer, and the structure not only has a heat-insulating effect, but also can prevent fire and effectively prevent external impact;
3. the heat reflection layer is an aluminum foil layer, and the structure can effectively reflect heat transferred by the pipe body back, so that the heat preservation effect is improved;
4. the inner anti-corrosion layer can improve the anti-corrosion effect and prolong the service life of the pipe body;
5. the anti-falling mechanism of the utility model greatly improves the connection strength and ensures the normal operation of the pipe body.
Drawings
FIG. 1 is a first schematic view of a structure according to an embodiment of the present utility model;
FIG. 2 is a second schematic diagram of a structure according to an embodiment of the present utility model;
in the figure, an anti-corrosion heat-insulating layer 1, a heat-insulating fireproof layer 2, a heat-reflecting layer 3, an inner anti-corrosion layer 4, an annular sealing gasket 5, a spring 6, an anti-falling clamping block 7, an inner connecting thread 8, an arc-shaped sealing groove 9, an arc-shaped sealing convex surface 10, an outer connecting thread 11 and an annular clamping groove 12.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in 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 configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Examples
Referring to fig. 1-2, an embodiment structure of the present utility model is shown.
According to the high-strength heat-insulation pipeline tube, the outer surface of the tube body of the pipeline tube is sequentially provided with an anti-corrosion heat-preservation layer 1, a heat-preservation fireproof layer 2 and a heat-reflection layer 3 from outside to inside, and the inner surface of the tube body of the pipeline tube is provided with an inner anti-corrosion layer 4;
the anti-corrosion heat-preservation layer 1 is an epoxy resin carbon fiber layer;
the heat-insulating fireproof layer 2 is a phenolic foam layer;
the heat reflection layer 3 is an aluminum foil layer;
the inner anticorrosive layer 4 is one of the following coatings: 3LPE or FBE, petroleum asphalt, synthetic resin;
the pipeline pipe is direct connection type, two ends of the pipe body of the pipeline pipe are respectively provided with an external connection thread 11 and an internal connection thread 8 which are matched for use, and anti-falling structures are arranged on the external connection thread 11 and the internal connection thread 8.
It should be noted that the number of the substrates,
1. the anti-corrosion heat-insulating layer adopts the epoxy resin carbon fiber layer for anti-corrosion, the structure has heat insulation, high temperature resistance and high strength, and during processing, the carbon fiber is firstly used for winding, and then the high-temperature epoxy resin is solidified;
2. the heat-insulating fireproof layer is a phenolic foam layer, and the structure not only has a heat-insulating effect, but also can prevent fire and effectively prevent external impact;
3. the heat reflection layer is an aluminum foil layer, and the structure can effectively reflect heat transferred by the pipe body back, so that the heat preservation effect is improved;
4. the inner anti-corrosion layer can improve the anti-corrosion effect and prolong the service life of the pipe body;
5. the anti-falling mechanism of the utility model greatly improves the connection strength and ensures the normal operation of the pipe body.
Preferably, the anti-falling structure comprises an anti-falling clamping block 7 arranged on the internal connecting thread 8 and an annular clamping groove 12 arranged on the external connecting thread 11, which are matched for use; be provided with 2 recesses on the internal connection screw thread 8, all be connected with spring 6 in every recess, the outside end of every spring 6 all is connected with the inboard end of an anti-drop fixture block 7, anti-drop fixture block 7 outside end is the inclined plane towards outside one side.
When in connection, the anti-falling clamping block 7 is clamped into the annular clamping groove 12 to realize anti-falling.
Preferably, the two anti-falling clamping blocks 7 are symmetrically arranged.
Preferably, a first shoulder is arranged on the inner side of the internal connecting thread 8, an arc-shaped sealing groove 9 is arranged on the first shoulder, an arc-shaped sealing convex surface 10 is arranged at the outer side end of the external connecting thread 11, the two are matched for use, and an annular sealing gasket 5 is arranged in the arc-shaped sealing groove 9. This structure improves the sealing effect.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The high-strength heat-insulation pipeline tube is characterized in that an anti-corrosion heat-insulation layer (1), a heat-insulation fireproof layer (2) and a heat-reflection layer (3) are sequentially arranged on the outer surface of a pipeline body of the pipeline tube from outside to inside, and an inner anti-corrosion layer (4) is arranged on the inner surface of the pipeline body of the pipeline tube;
the anti-corrosion heat-preservation layer (1) is an epoxy resin carbon fiber layer;
the heat-insulating fireproof layer (2) is a phenolic foam layer;
the heat reflection layer (3) is an aluminum foil layer;
the inner anticorrosive layer (4) is one of the following coatings: 3LPE or FBE, petroleum asphalt, synthetic resin;
the pipeline tube is directly connected, two ends of the tube body of the pipeline tube are respectively provided with an external connecting thread (11) and an internal connecting thread (8) which are matched for use, and anti-falling structures are arranged on the external connecting thread (11) and the internal connecting thread (8).
2. The high-strength heat-insulation pipeline tube according to claim 1, wherein the anti-falling structure comprises an anti-falling clamping block (7) arranged on the internal connecting thread (8) and an annular clamping groove (12) arranged on the external connecting thread (11), and the anti-falling clamping block and the annular clamping groove are matched for use; the novel anti-falling clamping device is characterized in that at least one groove is formed in the internal connecting thread (8), a spring (6) is connected in the groove, the outer side end of the spring (6) is connected with the inner side end of the anti-falling clamping block (7), and the outer side end of the anti-falling clamping block (7) faces to one side of the outer side to be an inclined plane.
3. The high-strength heat-insulation pipeline tube according to claim 2, wherein the number of the anti-falling clamping blocks (7) is two, and the two anti-falling clamping blocks (7) are symmetrically arranged in structure.
4. The high-strength heat-insulation pipeline tube according to claim 1, wherein a first shoulder is arranged on the inner side of the internal connecting thread (8), an arc-shaped sealing groove (9) is formed in the first shoulder, and an arc-shaped sealing convex surface (10) is arranged at the outer side end of the external connecting thread (11) and is matched with the first shoulder.
5. A high strength insulated conduit according to claim 4, wherein an annular gasket (5) is provided in the arcuate sealing groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998162.3U CN219912243U (en) | 2023-04-27 | 2023-04-27 | High-strength heat-insulation pipeline pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998162.3U CN219912243U (en) | 2023-04-27 | 2023-04-27 | High-strength heat-insulation pipeline pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219912243U true CN219912243U (en) | 2023-10-27 |
Family
ID=88427410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320998162.3U Active CN219912243U (en) | 2023-04-27 | 2023-04-27 | High-strength heat-insulation pipeline pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219912243U (en) |
-
2023
- 2023-04-27 CN CN202320998162.3U patent/CN219912243U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |