CN105508807A - Reinforced thermoplastic composite pipe for non-excavation insertion and processing method thereof - Google Patents
Reinforced thermoplastic composite pipe for non-excavation insertion and processing method thereof Download PDFInfo
- Publication number
- CN105508807A CN105508807A CN201610076378.9A CN201610076378A CN105508807A CN 105508807 A CN105508807 A CN 105508807A CN 201610076378 A CN201610076378 A CN 201610076378A CN 105508807 A CN105508807 A CN 105508807A
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- China
- Prior art keywords
- layer
- composite pipe
- processing method
- extruding
- moulding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/10—Coatings characterised by the materials used by rubber or plastics
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ropes Or Cables (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The invention discloses a reinforced thermoplastic composite pipe for non-excavation insertion and a processing method thereof. The reinforced thermoplastic composite pipe sequentially comprises five structures from inside to outside: an inside liner, a reinforcement layer, a wear-resistant layer, a tensile layer and an outside protection layer, wherein the inside liner is used for sealing a transmission medium; the reinforcement layer is shaped in a winding or weaving way, arranged on the outer surface of the inside liner and used for providing pressure resistance to the transmission medium; the wear-resistant layer is arranged on the outer surface of the reinforcement layer, formed in an extrusion way and used for resisting friction force; the tensile layer is arranged on the outer surface of the wear-resistant layer in a weaving way or preformed along the axial direction of the pipe; and the outer protection layer is arranged on the outer surface of the tensile layer, formed in an extrusion way and used for protecting the inside structure. The reinforced thermoplastic composite pipe for non-excavation insertion and the processing method thereof have the advantages that the bending radius is small, the corrosion resistance capability, the tensile capability and the shock resistance capability are strong, the pressure resistance is high, transpiration and the installation are convenient and fast, etc.
Description
Technical field
The present invention relates to a kind of no-dig technique to intert by thermoplasticity reinforced composite pipe and processing method, belong to oil gas field pipe technology field.
Background technique
Along with the development of oil and gas industry, oil and gas pipes industry supporting is with it also in fast development.In use, there is serious corrosion in steel pipeline, affects its working life, even can cause great security incident, therefore needs to carry out cleaning, repair and changing.At present, to the pipeline of seriously corroded adopt completely excavation, thoroughly more renew pipeline, its cost is high, length consuming time, and for top have house, factory, other building pipeline usually cannot change or cost higher.
Summary of the invention
(1) technical problem that will solve
For solving the problem, the present invention proposes a kind of no-dig technique and interting by thermoplasticity reinforced composite pipe and processing method.
(2) technological scheme
No-dig technique of the present invention interts by thermoplasticity reinforced composite pipe and processing method; comprise the inside liner of sealing fed sheet of a media; and to be wound around or knitting forming is arranged on the enhancement layer of the opposing medium transport pressure of inside liner outer surface; and be arranged on the wearing course for resisting frictional force of extruding and moulding of enhancement layer outer surface, and be arranged on wearing course outer surface with weaving manner or along the prefabricated profiled stretch-resisting layer of tube axial direction and the external protection of extruding and moulding being arranged on stretch-resisting layer outer surface.
Further, described inside liner material therefor comprises polyethylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
Further, described enhancement layer material therefor comprises polyster fibre, aramid fibre, carbon fiber, glass fibre, wire rope, steel band, and is wound around or knitting forming.
Further, described wearing course material therefor is polyethylene, PVC＝polyvinyl chloride, polypropylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
Further, described stretch-resisting layer material therefor is steel wire or wire rope, and braiding or axially pre-formed along pipe.
Further, described external protection material therefor is polyethylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
Further, following manufacturing technology steps is comprised:
A () extrudes inside liner: by the pipe of polymer raw material by extruder for shaping;
B () is wound around or braiding enhancement layer: by being wound around or knitting machine, inside liner outer wall is wound around or braid reinforcement, and winding angle controls at 54.74 degree, and being wound around the number of plies can be 2 or 4 or 6 layers, and the braiding number of plies can be 1 or 2 or 3 layer;
C () extrudes wearing course: by extruder, at enhancement layer outer wall extruding and moulding wearing course;
(d) prefabricated or knitting forming stretch-resisting layer: by axial line fabricated device, at wearing course outer wall pre-formed stretch-resisting layer vertically; Or by knitting machine, at wearing course outer wall knitting forming stretch-resisting layer;
E () extrudes protective layer: finally by extruder, extruding and moulding external protection on stretch-resisting layer outer wall.
(3) beneficial effect
The present invention compared with prior art, it has following beneficial effect: no-dig technique disclosed by the invention intert with thermoplasticity reinforced composite pipe and processing method bending radius little, there is anticorrosive, tension, strong shock resistance, high pressure resistant, transport, the advantages such as convenient are installed.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is cross-sectional view of the present invention.
1-inside liner 2-enhancement layer 3-wearing course 4-stretch-resisting layer 5-external protection.
Embodiment
A kind of no-dig technique as shown in drawings interts by thermoplasticity reinforced composite pipe and processing method; comprise the inside liner 1 of sealing fed sheet of a media; and to be wound around or knitting forming is arranged on the enhancement layer 2 of the opposing medium transport pressure of inside liner 1 outer surface; and be arranged on the wearing course 3 for resisting frictional force of extruding and moulding of enhancement layer 2 outer surface, and be arranged on wearing course 3 outer surface with weaving manner or along the prefabricated profiled stretch-resisting layer 4 of tube axial direction and the external protection 5 of extruding and moulding being arranged on stretch-resisting layer 4 outer surface.
Described inside liner 1 material therefor comprises polyethylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
Described enhancement layer 2 material therefor comprises polyster fibre, aramid fibre, carbon fiber, glass fibre, wire rope, steel band, and is wound around or knitting forming.
Described wearing course 3 material therefor is polyethylene, PVC＝polyvinyl chloride, polypropylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
Described stretch-resisting layer 4 material therefor is steel wire or wire rope, and braiding or axially pre-formed along pipe.
Described external protection 5 material therefor is polyethylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
Comprise following manufacturing technology steps:
A () extrudes inside liner 1: by the pipe of polymer raw material by extruder for shaping;
B () is wound around or braiding enhancement layer 2: by being wound around or knitting machine, inside liner outer wall is wound around or braid reinforcement, and winding angle controls at 54.74 degree, and being wound around the number of plies can be 2 or 4 or 6 layers, and the braiding number of plies can be 1 or 2 or 3 layer;
C () extrudes wearing course 3: by extruder, at enhancement layer outer wall extruding and moulding wearing course;
(d) prefabricated or knitting forming stretch-resisting layer 4: by axial line fabricated device, at wearing course outer wall pre-formed stretch-resisting layer vertically; Or by knitting machine, at wearing course outer wall knitting forming stretch-resisting layer;
E () extrudes protective layer 5: finally by extruder, extruding and moulding external protection on stretch-resisting layer outer wall.
No-dig technique of the present invention interts by thermoplasticity reinforced composite pipe and processing method, there is following useful fruit: no-dig technique disclosed by the invention intert with thermoplasticity reinforced composite pipe and processing method bending radius little, there is anticorrosive, tension, strong shock resistance, high pressure resistant, transport, the advantages such as convenient are installed.
Embodiment recited above is described the preferred embodiment of the present invention, not limits the spirit and scope of the present invention.Under the prerequisite not departing from design concept of the present invention; the various modification that related domain ordinary person makes technological scheme of the present invention and improvement; all should drop into protection scope of the present invention, the technology contents of request protection of the present invention, all records in detail in the claims.
Claims (7)
1. a no-dig technique interts by thermoplasticity reinforced composite pipe and processing method; it is characterized in that: the inside liner comprising sealing fed sheet of a media; and to be wound around or knitting forming is arranged on the enhancement layer of the opposing medium transport pressure of inside liner outer surface; and be arranged on the wearing course for resisting frictional force of extruding and moulding of enhancement layer outer surface, and be arranged on wearing course outer surface with weaving manner or along the prefabricated profiled stretch-resisting layer of tube axial direction and the external protection of extruding and moulding being arranged on stretch-resisting layer outer surface.
2. no-dig technique according to claim 1 interts by thermoplasticity reinforced composite pipe and processing method, it is characterized in that: described inside liner material therefor comprises polyethylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
3. no-dig technique according to claim 1 interts by thermoplasticity reinforced composite pipe and processing method, it is characterized in that: described enhancement layer material therefor comprises polyster fibre, aramid fibre, carbon fiber, glass fibre, wire rope, steel band, and be wound around or knitting forming.
4. no-dig technique according to claim 1 interts by thermoplasticity reinforced composite pipe and processing method, it is characterized in that: described wearing course material therefor is polyethylene, PVC＝polyvinyl chloride, polypropylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
5. no-dig technique according to claim 1 interts by thermoplasticity reinforced composite pipe and processing method, it is characterized in that: described stretch-resisting layer material therefor is steel wire or wire rope, and braiding or axially pre-formed along pipe.
6. no-dig technique according to claim 1 interts by thermoplasticity reinforced composite pipe and processing method, it is characterized in that: described external protection material therefor is polyethylene, polyamide, polyvinylidene fluoride, and extruding and moulding.
7., according to the arbitrary described heat insulation type thermoplasticity reinforced composite pipe of claim 1-6, it is characterized in that: comprise following manufacturing technology steps:
A () extrudes inside liner: by the pipe of polymer raw material by extruder for shaping;
B () is wound around or braiding enhancement layer: by being wound around or knitting machine, inside liner outer wall is wound around or braid reinforcement, and winding angle controls at 54.74 degree, and being wound around the number of plies can be 2 or 4 or 6 layers, and the braiding number of plies can be 1 or 2 or 3 layer;
C () extrudes wearing course: by extruder, at enhancement layer outer wall extruding and moulding wearing course;
(d) prefabricated or knitting forming stretch-resisting layer: by axial line fabricated device, at wearing course outer wall pre-formed stretch-resisting layer vertically; Or by knitting machine, at wearing course outer wall knitting forming stretch-resisting layer;
E () extrudes protective layer: finally by extruder, extruding and moulding external protection on stretch-resisting layer outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610076378.9A CN105508807A (en) | 2016-02-03 | 2016-02-03 | Reinforced thermoplastic composite pipe for non-excavation insertion and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610076378.9A CN105508807A (en) | 2016-02-03 | 2016-02-03 | Reinforced thermoplastic composite pipe for non-excavation insertion and processing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105508807A true CN105508807A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610076378.9A Pending CN105508807A (en) | 2016-02-03 | 2016-02-03 | Reinforced thermoplastic composite pipe for non-excavation insertion and processing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105508807A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840926A (en) * | 2016-05-23 | 2016-08-10 | 华南理工大学 | Composite flexible pipe applied to deepwater oil and gas engineering and manufacturing method thereof |
| CN106863865A (en) * | 2017-01-17 | 2017-06-20 | 杭州知加网络科技有限公司 | A kind of compound pipeline complex pipeline and preparation method thereof |
| CN113119532A (en) * | 2019-12-30 | 2021-07-16 | 泗阳联欣塑业有限公司 | High-strength modified plastic composite pipe and manufacturing process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106528A (en) * | 1973-12-19 | 1978-08-15 | Nikolaus Laing | Tube for fluid substances under pressure |
| CN201764135U (en) * | 2010-05-13 | 2011-03-16 | 泰州申视塑料有限公司 | Double-layered ultrahigh molecular weight polyethylene composite pipe |
| CN103574183A (en) * | 2013-11-06 | 2014-02-12 | 南京晨光欧佩亚复合管工程有限公司 | Tensile RTP and manufacturing method thereof |
| CN203948808U (en) * | 2014-06-23 | 2014-11-19 | 山东冠通蓝海石油管材有限公司 | Continuous fiber strengthens non-bonding composite and flexible pipe |
| CN205781697U (en) * | 2016-02-03 | 2016-12-07 | 河北永正环保设备有限公司 | A kind of no-dig technique interts uses thermoplasticity reinforced composite pipe |
-
2016
- 2016-02-03 CN CN201610076378.9A patent/CN105508807A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106528A (en) * | 1973-12-19 | 1978-08-15 | Nikolaus Laing | Tube for fluid substances under pressure |
| CN201764135U (en) * | 2010-05-13 | 2011-03-16 | 泰州申视塑料有限公司 | Double-layered ultrahigh molecular weight polyethylene composite pipe |
| CN103574183A (en) * | 2013-11-06 | 2014-02-12 | 南京晨光欧佩亚复合管工程有限公司 | Tensile RTP and manufacturing method thereof |
| CN203948808U (en) * | 2014-06-23 | 2014-11-19 | 山东冠通蓝海石油管材有限公司 | Continuous fiber strengthens non-bonding composite and flexible pipe |
| CN205781697U (en) * | 2016-02-03 | 2016-12-07 | 河北永正环保设备有限公司 | A kind of no-dig technique interts uses thermoplasticity reinforced composite pipe |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840926A (en) * | 2016-05-23 | 2016-08-10 | 华南理工大学 | Composite flexible pipe applied to deepwater oil and gas engineering and manufacturing method thereof |
| CN105840926B (en) * | 2016-05-23 | 2019-05-14 | 华南理工大学 | A kind of deep-sea oil gas engineering composite and flexible pipe and its manufacturing method |
| CN106863865A (en) * | 2017-01-17 | 2017-06-20 | 杭州知加网络科技有限公司 | A kind of compound pipeline complex pipeline and preparation method thereof |
| CN113119532A (en) * | 2019-12-30 | 2021-07-16 | 泗阳联欣塑业有限公司 | High-strength modified plastic composite pipe and manufacturing process thereof |
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Application publication date: 20160420 |