CN203963298U - The non-bonding flexible pipe of blending material enhancement mode - Google Patents

The non-bonding flexible pipe of blending material enhancement mode Download PDF

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Publication number
CN203963298U
CN203963298U CN201420359068.4U CN201420359068U CN203963298U CN 203963298 U CN203963298 U CN 203963298U CN 201420359068 U CN201420359068 U CN 201420359068U CN 203963298 U CN203963298 U CN 203963298U
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winding
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nonmetal
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白勇
王森
丛日峰
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Shandong Guan Tong Pipe Co., Ltd.
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Shandong Guan Tonglanhai Octg Co Ltd
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Abstract

The utility model relates to pipes for oil exploitation manufacturing technology field, the non-bonding flexible pipe of a kind of blending material enhancement mode specifically, it is characterized in that being respectively equipped with from inside to outside following construction layer: metal in-seam rack-layer, polymer inner liner layer, metal resistance to compression layer, nonmetal outer framework layer, nonmetal tensile layer and external protection, be wherein respectively equipped with wearing course between adjacent construction layer; Described wearing course adopts nylon fiber band to be wound around with miter angle, bandwidth 10-30mm, and metal in-seam rack-layer is wound around and is made by the rear metal tape forming of S type assembly interlocking, and thickness range is 8.00-9.00mm; Inside liner adopts high molecular polymer to make, and metal resistance to compression layer thickness is 7.00-8.00mm; Nonmetal outer framework layer is made up of take-up strap cross winding; The utility model compared with prior art, can effectively strengthen body intensity, and then improves body resistance to compression, resistance to tension, reduces pipeline own wt.

Description

The non-bonding flexible pipe of blending material enhancement mode
Technical field
The utility model relates to pipes for oil exploitation manufacturing technology field, specifically a kind of non-bonding flexible pipe of the blending material enhancement mode that is specially adapted to petroleum gas industrial that can effectively improve body resistance to compression, resistance to tension and can reduce pipeline own wt.
Background technique
As everyone knows, in petroleum and natural gas development process, the pipeline demand of carrying oil/gas is increased greatly, existing oil/gas pipeline can be divided into steel pipe and flexible pipe according to characteristic, different conveying environment, resistance to deformation power, the feature such as anticorrosive, recyclable, easy for installation be can adapt to because flexible pipe has, delivery pipe, standpipe, suspended span pipe etc. in oil-gas mining process, are widely used as.
Adopt note when operation when what flexible pipe was applied to oil well, deeply reach thousands of rice owing to adopting the oil well of note, also will bear except overcoming self gravitation the tractive force that external equipment applies it as the flexible pipe of adopting note pipe, also need to bear larger pressure simultaneously, pulling force, therefore the weight of tubing own is unsuitable overweight, and existing flexible pipe forms by multi-layer structure is compound, and a kind of flexible compound oil pipe as disclosed in document CN102889437A, is provided with macromolecule inner tube layer from inside to outside successively, for resisting the resistance to compression layer of interior pressure, for resisting the stretch-resisting layer of external tensile force, for fixed bed and the macromolecule external tube layer of fixing stretch-resisting layer, wherein resistance to compression layer is fiber braiding layer, needs to be provided with layer 2-4 single layer fibre braid according to using, and stretch-resisting layer is for adopting polyster fibre, nylon fiber, glass fibre, polyethylene is spacing, aramid fibre, basalt fibre, the layer of fibers that the bearing of trend along macromolecule inner tube layer that one or more in polyester fibre and carbon fiber are made is arranged in parallel.
There is following shortcoming in above-mentioned prior art, (1) flexible pipe bulk strength deficiency, in use easily ruptures; (2) a little less than adopting the stretch-resisting layer stretching resistance of the fiber formation being arranged in parallel along body bearing of trend; (3) the withstand voltage degree of resistance to compression layer is poor, easily damaged under inside and outside while stressing conditions.
Summary of the invention
The shortcoming and defect that the utility model exists for prior art, has proposed a kind of non-bonding flexible pipe of the blending material enhancement mode that is specially adapted to petroleum gas industrial that can effectively improve body resistance to compression, resistance to tension and can reduce pipeline own wt.
The utility model can reach by following measures:
The non-bonding flexible pipe of a kind of blending material enhancement mode, it is characterized in that being respectively equipped with from inside to outside following construction layer: metal in-seam rack-layer, polymer inner liner layer, metal resistance to compression layer, nonmetal outer framework layer, nonmetal tensile layer and external protection, be wherein respectively equipped with wearing course between adjacent construction layer; Described wearing course adopts nylon fiber band to be wound around with miter angle, bandwidth 30-60mm, wearing course thickness 2-3mm;
Metal in-seam rack-layer is wound around and is made by the rear metal tape forming of S type assembly interlocking, and thickness range is 8.00-9.00 mm;
Inside liner adopts high molecular polymer to make, and pipe thickness is 4 to 20mm;
Metal resistance to compression layer interlocks by stainless steel Z-type assembly the metal tape winding forming and makes, and thickness range is 7.00-8.00 mm;
Nonmetal outer framework layer is made up of the take-up strap cross winding that adopts thermoplasticity/thermosetting resin and fiber to make;
Nonmetal tensile layer adopts polyethylene and high strength fibre band to be wound around and makes;
External protection adopts polymer pipe.
In the utility model, metal in-seam rack-layer adopts and interlocks by S shape assembly the metal tape connecting to form, pressing with axial (body bearing of trend) winding angle is 85-90 degree, winding is made, described S shape assembly is provided with linkage section, the front-end and back-end of linkage section are respectively equipped with a U-shaped elbow, wherein the end of U-shaped elbow can be provided with lock projection, is difficult for slippage when two adjacent S shape assemblies are interlocked.
In the utility model, metal resistance to compression layer adopts and interlocks by Z-shaped assembly the metal tape connecting to form, and by being 85-90 degree with being axially winding angle, winding is made, and two ends of described Z-shaped assembly are equipped with the hook projection of the Z-shaped assembly adjacent for hook.
Nonmetal outer framework layer described in the utility model, act as the outer framework layer of opposing external pressure in addition, support the radial load of tensile layer, formed by thermoplasticity/thermosetting resin and fiber cross winding, winding angle is 50-80 °, and take-up strap bandwidth can be 30mm.
Nonmetal tensile layer described in the utility model adopts high strength fibre band, makes by spiral winding, and the laminated angle of winding is 30 ° to 60 °, and high strength fibre bandwidth scope is 30-60mm; Described tensile layer comprises in-draw layer and outward tensile layer, and wherein in-draw layer adopts high strength fibre band to form by 50 ° of-60 ° of cross windings, and high strength fibre band is selected resin fibre take-up strap; Outward tensile layer adopts resin fibre and glass fibre to mix and is entwined, the laminated angle being wound around is 30 ° to 60 °, in-draw layer and outward tensile layer are respectively equipped with the layer of fibers that even level is wound around by take-up strap, it can be 2 layers 4,6 layers, preferably 4 layers, every 2 layers is one group, and first layer is wound around with 50-60 degree angle in every group, and the second layer adopts 120-130 degree angle to be wound around.
The high strength fibre band of making tensile layer in the utility model for being wound around can be selected one or more of following different materials, glass fibre, carbon fiber, graphite fiber, resin fibre, polyvinyl ketone, polyvinylether, vinyl acetate, hybrid type epoxy vinyl ester, polyvinyl methyl ether, polyvinyl aromatics, acrylic polymer, acrylic copolymer, polybutyl methacrylate, polyacrylonitrile.
The utility model compared with prior art, can effectively strengthen body intensity, and then improves body resistance to compression, resistance to tension, reduces pipeline own wt.
brief description of the drawings:
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is structural representations of metal in-seam rack-layer in the utility model.
Accompanying drawing 3 is structural representations of metal resistance to compression layer in the utility model.
Reference character: metal in-seam rack-layer 1, polymer inner liner layer 2, metal resistance to compression layer 3, nonmetal outer framework layer 4, nonmetal tensile layer 5, external protection 6, wearing course 7, S shape assembly 8, Z-shaped assembly 9, linkage section 10, U-shaped elbow 11, lock projection 12, hook projection 13.
embodiment:
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, the utility model proposes the non-bonding flexible pipe of a kind of blending material enhancement mode, it is characterized in that being respectively equipped with from inside to outside following construction layer: metal in-seam rack-layer 1, polymer inner liner layer 2, metal resistance to compression layer 3, nonmetal outer framework layer 4, nonmetal tensile layer 5 and external protection 6, be wherein respectively equipped with wearing course 7 between adjacent construction layer; Described wearing course 7 adopts nylon fiber band to be wound around with miter angle, bandwidth 30-60mm, and the thickness of wearing course 7 is 2-3mm; Metal in-seam rack-layer 1 interlocks the rear metal tape winding forming by S type assembly 8 and makes, and thickness range is 8.00-9.00 mm; Polymer inner liner layer 2 adopts high molecular polymer to make, and pipe thickness is 4 to 20mm; Metal resistance to compression layer 3 interlocks by stainless steel Z-type assembly 9 the metal tape winding forming and makes, and thickness range is 7.00-8.00 mm; Nonmetal outer framework layer 4 is made up of the take-up strap cross winding that adopts thermoplasticity/thermosetting resin and fiber to make; Nonmetal tensile layer 5 adopts polyethylene and high strength fibre band to be wound around and makes;
External protection 6 adopts polymer pipe.
As shown in Figure 2, in the utility model, metal in-seam rack-layer 1 adopts by S shape assembly 8 and interlocks the metal tape connecting to form, pressing with axial (body bearing of trend) winding angle is 85-90 degree, winding is made, described S shape assembly 8 is provided with linkage section 10, the front-end and back-end of linkage section 10 are respectively equipped with a U-shaped elbow 11, and wherein the end of U-shaped elbow 11 can be provided with lock projection 12, are difficult for slippage when two adjacent S shape assemblies 8 are interlocked.
As shown in Figure 3, in the utility model, metal resistance to compression layer 3 adopts by Z-shaped assembly 9 and interlocks the metal tape connecting to form, by being 85-90 degree with being axially winding angle, winding is made, and two ends of described Z-shaped assembly 9 are equipped with the hook projection 13 of the Z-shaped assembly 9 adjacent for hook.
Nonmetal outer framework layer 4 described in the utility model, act as the outer framework layer 4 of opposing external pressure in addition, support the radial load of tensile layer, formed by thermoplasticity/thermosetting resin and fiber cross winding, winding angle is 50-80 °, and take-up strap bandwidth can be 30mm.
Nonmetal tensile layer 5 described in the utility model adopts high strength fibre band, makes by spiral winding, and the laminated angle of winding is 30 ° to 60 °, and high strength fibre bandwidth scope is 10-30mm; Described tensile layer comprises in-draw layer and outward tensile layer, and wherein in-draw layer adopts high strength fibre band to form by 50 ° of-60 ° of cross windings, and high strength fibre band is selected resin fibre take-up strap; Outward tensile layer adopts resin fibre and glass fibre to mix and is entwined, the laminated angle being wound around is 30 ° to 60 °, in-draw layer and outward tensile layer are respectively equipped with the layer of fibers that even level is wound around by take-up strap, it can be 2 layers 4,6 layers, preferably 4 layers, every 2 layers is one group, and first layer is wound around with 50-60 degree angle in every group, and the second layer adopts 120-130 degree angle to be wound around.
The high strength fibre band of making tensile layer in the utility model for being wound around can be selected one or more of following different materials, glass fibre, carbon fiber, graphite fiber, resin fibre, polyvinyl ketone, polyvinylether, vinyl acetate, hybrid type epoxy vinyl ester, polyvinyl methyl ether, polyvinyl aromatics, acrylic polymer, acrylic copolymer, polybutyl methacrylate, polyacrylonitrile.
embodiment 1:
The non-bonding flexible pipe of a kind of blending material enhancement mode, metal in-seam rack-layer 1, polymer inner liner layer 2, metal resistance to compression layer 3, nonmetal outer framework layer 4, nonmetal tensile layer 5 and external protection 6, be wherein respectively equipped with wearing course 7 between adjacent construction layer; Described wearing course 7 adopts nylon fiber band to be wound around with miter angle, bandwidth 30-60mm, and the thickness of wearing course 7 is 2-3mm; Described framework layer 1 adopts wire to make by interlocking structure, and wire wire diameter is 3.2mm, and framework layer 1 thickness is 8.5 mm,
Described metal resistance to compression layer 3 adopts stainless steel interlocking structure, and thickness is 7.5 mm,
Described nonmetal tensile layer 5 adopts polyethylene and high strength fibre band, make by spiral winding, the laminated angle being wound around is 48 °, high strength fibre bandwidth is 15mm, nonmetal tensile layer 5 comprises in-draw layer and outward tensile layer, wherein in-draw layer adopts high strength fibre band to form by 60 ° of cross windings, and high strength fibre band is selected resin fibre take-up strap; Outward tensile layer adopts resin fibre and glass fibre to mix and is entwined, and the laminated angle of winding is 60 °;
Nonmetal outer framework layer 4 described in the utility model, act as the outer framework layer 4 of opposing external pressure in addition, supports the radial load of tensile layer, is formed by thermoplasticity/thermosetting resin and fiber cross winding, and winding angle is 55 °, and take-up strap bandwidth is 30mm;
External protection 6 adopts polymer pipe, pipe thickness 5mm;
Compared with traditional flexible pipe, above-mentioned contrast, tensile strength improves 60%, and compression resistance improves 65%.。
embodiment 2:
The non-bonding flexible pipe of a kind of blending material enhancement mode, metal in-seam rack-layer 1, polymer inner liner layer 2, metal resistance to compression layer 3, nonmetal outer framework layer 4, nonmetal tensile layer 5 and external protection 6, be wherein respectively equipped with wearing course 7 between adjacent construction layer; Described wearing course 7 adopts nylon fiber band to be wound around with miter angle, bandwidth 30-60mm, and the thickness of wearing course 7 is 2-3mm; Described metal in-seam rack-layer 1 adopts wire to make by interlocking structure, and wire wire diameter is 3.5mm, and metal in-seam rack-layer 1 thickness is 8.8 mm,
Described metal resistance to compression layer 4 adopts stainless steel interlocking structure, and thickness is 7.6 mm,
Described nonmetal tensile layer 5 adopts polyethylene and high strength fibre band, make by spiral winding, the laminated angle being wound around is 42 °, be provided with in-draw layer and outward tensile layer, wherein in-draw layer is provided with 4 layers of layer of fibers that are wound around by take-up strap, outward tensile layer is provided with 2 layers of layer of fibers that are wound around by take-up strap, and high strength fibre bandwidth is 18mm;
Nonmetal tensile layer 5 described in the utility model comprises in-draw layer and outward tensile layer, and wherein in-draw layer adopts high strength fibre band to form by 55 ° of cross windings, and high strength fibre band is selected resin fibre take-up strap; Outward tensile layer adopts resin fibre and glass fibre to mix and is entwined, and the laminated angle of winding is 55 °;
Nonmetal outer framework layer 4 described in the utility model, act as the outer framework layer 4 of opposing external pressure in addition, supports the radial load of tensile layer, is formed by thermoplasticity/thermosetting resin and fiber cross winding, and winding angle is 58 °, and take-up strap bandwidth is 30mm;
External protection 6 adopts polymer pipe, pipe thickness 8mm;
Compared with traditional flexible pipe, above-mentioned contrast, tensile strength improves 60%, and compression resistance improves 65%.。
embodiment 3:
The utility model proposes the non-bonding flexible pipe of a kind of blending material enhancement mode, metal in-seam rack-layer 1, polymer inner liner layer 2, metal resistance to compression layer 3, nonmetal outer framework layer 4, nonmetal tensile layer 5 and external protection 6, be wherein respectively equipped with wearing course 7 between adjacent construction layer; Described wearing course 7 adopts nylon fiber band to be wound around with miter angle, bandwidth 30-60mm, and the thickness of wearing course 7 is 2-3mm; Described metal in-seam rack-layer 1 adopts wire to make by interlocking structure, and metal in-seam rack-layer 1 is made up by interlocking structure of the S type assembly 7 that adopts wire to make, and wire wire diameter scope is 3.6mm, and framework layer thickness range is 8.8 mm,
Described resistance to compression layer adopts stainless steel interlocking structure, and thickness range is 7.8 mm,
Described tensile layer adopts polyethylene and high strength fibre band, makes by spiral winding, and the laminated angle of winding is 36 °, and high strength fibre bandwidth scope is 22mm.
Nonmetal tensile layer 5 described in the utility model comprises in-draw layer and outward tensile layer, and wherein in-draw layer adopts high strength fibre band to form by 50 ° of cross windings, and high strength fibre band is selected resin fibre take-up strap; Outward tensile layer adopts resin fibre and glass fibre to mix and is entwined, and the laminated angle of winding is 50 °.
Nonmetal outer framework layer 4 described in the utility model, act as the outer framework layer 4 of opposing external pressure in addition, supports the radial load of tensile layer, is formed by thermoplasticity/thermosetting resin and fiber cross winding, and winding angle is 55 °, and take-up strap bandwidth is 30mm;
External protection 6 adopts polymer pipe, pipe thickness 5mm;
Compared with traditional flexible pipe, above-mentioned contrast, tensile strength improves more than 80%, and compression resistance improves more than 80%.
The utility model compared with prior art, can effectively strengthen body intensity, and then improves body resistance to compression, resistance to tension, reduces pipeline own wt.

Claims (7)

1. the non-bonding flexible pipe of blending material enhancement mode, it is characterized in that being respectively equipped with from inside to outside following construction layer: metal in-seam rack-layer, polymer inner liner layer, metal resistance to compression layer, nonmetal outer framework layer, nonmetal tensile layer and external protection, be wherein respectively equipped with wearing course between adjacent construction layer; Described wearing course adopts nylon fiber band to be wound around with miter angle, bandwidth 30-60mm, wearing course thickness 2-3mm; Metal in-seam rack-layer is wound around and is made by the rear metal tape forming of S type assembly interlocking, and thickness range is 8.00-9.00 mm; Inside liner adopts high molecular polymer to make, and pipe thickness is 4 to 20mm; Metal resistance to compression layer interlocks by stainless steel Z-type assembly the metal tape winding forming and makes, and thickness range is 7.00-8.00 mm; Nonmetal outer framework layer is made up of the take-up strap cross winding that adopts thermoplasticity/thermosetting resin and fiber to make;
Nonmetal tensile layer adopts polyethylene and high strength fibre band to be wound around and makes; External protection adopts polymer pipe.
2. the non-bonding flexible pipe of a kind of blending material enhancement mode according to claim 1, it is characterized in that the employing of metal in-seam rack-layer interlocks by S shape assembly the metal tape connecting to form, by with axial winding angle be 85-90 degree, winding is made, described S shape assembly is provided with linkage section, the front-end and back-end of linkage section are respectively equipped with a U-shaped elbow, and wherein the end of U-shaped elbow is provided with lock projection, are difficult for slippage when two adjacent S shape assemblies are interlocked.
3. the non-bonding flexible pipe of a kind of blending material enhancement mode according to claim 1, it is characterized in that the employing of metal resistance to compression layer interlocks by Z-shaped assembly the metal tape connecting to form, by being 85-90 degree with being axially winding angle, winding is made, and two ends of described Z-shaped assembly are equipped with the hook projection of the Z-shaped assembly adjacent for hook.
4. the non-bonding flexible pipe of a kind of blending material enhancement mode according to claim 1, it is characterized in that described nonmetal outer framework layer, act as the outer framework layer of opposing external pressure in addition, support the radial load of tensile layer, formed by thermoplasticity/thermosetting resin and fiber cross winding, winding angle is 50-80 °, and take-up strap bandwidth is 30mm.
5. the non-bonding flexible pipe of a kind of blending material enhancement mode according to claim 1, it is characterized in that described nonmetal tensile layer adopts high strength fibre band, make by spiral winding, the laminated angle of winding is 30 ° to 60 °, and high strength fibre bandwidth scope is 10-30mm; Described tensile layer comprises in-draw layer and outward tensile layer, and wherein in-draw layer adopts high strength fibre band to form by 50 ° of-60 ° of cross windings, and high strength fibre band is selected resin fibre take-up strap; Outward tensile layer adopts resin fibre and glass fibre to mix and is entwined, and the laminated angle of winding is 30 ° to 60 °.
6. the non-bonding flexible pipe of a kind of blending material enhancement mode according to claim 5, it is characterized in that in-draw layer and outward tensile layer are respectively equipped with the layer of fibers that even level is wound around by take-up strap, every 2 layers is one group, in every group, first layer is wound around with 50-60 degree angle, and the second layer adopts 120-130 degree angle to be wound around.
7. according to the non-bonding flexible pipe of a kind of blending material enhancement mode described in any one in claim 1-6, the high strength fibre band that it is characterized in that making for being wound around tensile layer can be selected one or more of following different materials, glass fibre, carbon fiber, graphite fiber, resin fibre, polyvinyl ketone, polyvinylether, vinyl acetate, hybrid type epoxy vinyl ester, polyvinyl methyl ether, polyvinyl aromatics, acrylic polymer, acrylic copolymer, polybutyl methacrylate, polyacrylonitrile.
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104089111A (en) * 2014-07-01 2014-10-08 山东冠通蓝海石油管材有限公司 Enhanced type mixed material non-binding flexible tube
CN105387286A (en) * 2015-11-26 2016-03-09 天津冀恒新材料科技有限公司 High-strength steel tube
CN106523810A (en) * 2015-09-14 2017-03-22 中国人民解放军总后勤部油料研究所 Multi-layer composite fuel oil delivery pipe
CN110546305A (en) * 2017-03-16 2019-12-06 通用电气石油和天然气英国有限公司 Arrangement of electrical continuity and/or radial support

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104089111A (en) * 2014-07-01 2014-10-08 山东冠通蓝海石油管材有限公司 Enhanced type mixed material non-binding flexible tube
CN106523810A (en) * 2015-09-14 2017-03-22 中国人民解放军总后勤部油料研究所 Multi-layer composite fuel oil delivery pipe
CN105387286A (en) * 2015-11-26 2016-03-09 天津冀恒新材料科技有限公司 High-strength steel tube
CN110546305A (en) * 2017-03-16 2019-12-06 通用电气石油和天然气英国有限公司 Arrangement of electrical continuity and/or radial support

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Effective date of registration: 20171130

Address after: 264200 Road south of Qingshan Road, Nanhai New District, Weihai City, Shandong Province

Patentee after: Shandong Guan Tong Pipe Co., Ltd.

Address before: 264200 Qingdao Road, South China Sea District, Weihai City, Shandong Province, south of Qingdao Road, Yongxing Road South

Patentee before: Shandong Guan Tonglanhai OCTG Co., Ltd