CN102788199A - Continuously reinforced composite tube winded by glass fiber resin band and preparation method - Google Patents
Continuously reinforced composite tube winded by glass fiber resin band and preparation method Download PDFInfo
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- CN102788199A CN102788199A CN2012102889571A CN201210288957A CN102788199A CN 102788199 A CN102788199 A CN 102788199A CN 2012102889571 A CN2012102889571 A CN 2012102889571A CN 201210288957 A CN201210288957 A CN 201210288957A CN 102788199 A CN102788199 A CN 102788199A
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Abstract
The invention provides a continuously reinforced composite tube winded by a glass fiber resin band and a preparation method. The continuously reinforced composite tube winded by the glass fiber resin band comprises an inner tube 1, a glass fiber resin band spiral reinforced layer 2, a coating layer 3, an improved closed cell thin film layer 4 and an outer tube 5 from inside to outside sequentially. The glass fiber resin band spiral reinforced layer 2 is of more than one glass fiber resin band winding layers. Different angles are formed between axial directions of each of the resin bands and the inner tube 1. Gaps are reserved between bands of each glass fiber resin band. The invention further discloses a method for preparing the continuously reinforced composite tube. According to the invention, the circumferential strength and axial strength of the tube are increased by high strength of glass fiber. The glass fiber resin band is thin and the chemical components have good corrosion resisting effects. The manufacturing process is simple and convenient, so that the weight of the tube body is greatly reduced, the corrosion problem can be effectively solved, and the weight of the tube body is reduced.
Description
Technical field
The present invention relates to a kind of multiple tube that in petroleum conveying pipeline, other liquid/gas mass transport pipelines, uses, relate in particular to a kind of continuous reinforced composite pipe.
The invention still further relates to a kind of method for preparing above-mentioned continuous reinforced composite pipe.
Background technique
Steel band twines the delivering pipe that continuous reinforced composite pipe is widely used in the oil field, and existence is corroded and the big problem of body weight easily but steel band twines continuous reinforced composite pipe.
Chinese patent 200710013071.5 discloses " making method of polythene glass fibre resin-immersing composite pipe " can separate the problem that above-mentioned steel band winding pipeline is determined easily and corroded; But this kind method can only be made fixed length; And to glass fibre be gone in the resin storage tank through roll extrusion; Uniform winding forms enhancement layer after soaking fat to the tube wall of polyethylene pipe, and this will pass through several hours maintenance cured, preparation process more complicated.
Therefore, solve above-mentioned perishable, structure is heavy and the problem of complex manufacturing technology has very significant meaning.
Summary of the invention
The object of the present invention is to provide a kind of glass fiber resin band to twine continuous reinforced composite pipe.
Another purpose of the present invention is to provide a kind of method that above-mentioned glass fiber resin band twines continuous reinforced composite pipe for preparing.
For realizing above-mentioned purpose; Glass fiber resin band provided by the invention twines continuous reinforced composite pipe, and wherein, the innermost layer of this composite pipe is a pipe (1) in; Should be wound with glass fiber resin band spiral enhancement layer (2) on the interior pipe more than one deck; Be coated with the clad of crosslinked polyethylene layer (3) on the glass fiber resin band spiral enhancement layer (2), on crosslinked polyethylene layer (3), be coated with the thermal insulation layer of modification layer of closed-cell foam 4, thermal insulation layer is outward polyethylene layer (a 5) ectosome protective layer.
Described glass fiber resin band twines continuous reinforced composite pipe, wherein, is different amount between each layer glass fiber resin band in the said glass fiber resin band spiral enhancement layer (2) and said interior pipe (1) are axial.
Described glass fiber resin band twines continuous reinforced composite pipe, and wherein, in the said glass fiber resin band spiral enhancement layer, preceding one deck glass fiber resin band is opposite with the winding direction of back layer of glass resin strip.
Described glass fiber resin band twines continuous reinforced composite pipe, wherein, has the gap between said every layer of glass fiber resin band.
The method that the above-mentioned glass fiber resin band of preparation provided by the invention twines continuous reinforced composite pipe, its key step is:
1) the glass fiber resin band axially is the winding of different gradients on inner pipe, forms several layers glass fiber resin band enhancement layer at interior outer tube layer;
The composite pipe that 2) will be formed with several layers glass fiber resin band enhancement layer heats, and the blending of glass fiber resin band and interior pipe is solidified;
3) on the composite pipe that several layers glass fiber resin band enhancement layer is arranged of step 2 preparation, coat crosslinked polyethylene clad, modification closed cell foam thermal insulation layer and polyethylene protective layer successively, obtain the glass fiber resin band and twine continuous reinforced composite pipe.
Described preparation method, wherein, the winding of the different gradients in the step 1 is meant that the winding direction of winding direction and preceding one deck glass fiber resin band of each layer glass fiber resin band is opposite.
Described preparation method, wherein, axially be on the interior pipe different gradients be meant different direction 15 the degree to 80 the degree.
Described preparation method, wherein, interior pipe is the tubing of polythene material.
Described preparation method wherein, when twining each layer glass fiber resin band, is formed with little gap between the tape.
Described preparation method, wherein, the little gap between each layer glass fiber resin band locks the position of each layer glass fiber resin band spiral enhancement layer through coating the extruding of crosslinked polyethylene clad.
Pipe is processed for polythene material in of the present invention; The glass fiber resin band that has multi-layer helical to twine between interior pipe and the external coating forms enhancement layer; Utilize the hoop and the axial strength of the high tenacity increase tubing of glass fibre, the glass fiber resin band is thin, the chemical composition anticorrosion effect is good, and preparation process is easy; Can reduce body weight greatly, can effectively solve etching problem and reduce body weight.
Description of drawings
Fig. 1 glass fiber resin band twines the continuous reinforced composite pipe schematic representation
Fig. 2 glass fiber resin band twines cross sectional representation
Embodiment
The present invention provides a kind of glass fiber resin band to twine continuous reinforced pipe, and said reinforced pipe has interior pipe, laminated glass fibre resin band twines and the outer structure that coats.
See also Fig. 1 and Fig. 2.The technological scheme that the present invention adopts is: pipe 1, glass fiber resin band spiral enhancement layer 2, clad 3, modification layer of closed-cell foam 4 and outer 5 in this composite pipe comprises from the inside to the outside successively.Specifically; The present invention is that pipe is wound with the glass fiber resin band spiral enhancement layer 2 more than one deck on 1 in polythene material is processed, and is different amount between each layer glass fiber resin band in the glass fiber resin band spiral enhancement layer 2 and interior pipe 1 axial.Has different clearance between the tape of every layer of glass fiber resin band.Outside spiral enhancement layer 2, be coated with crosslinked polyethylene clad 3, modification closed cell foam thermal insulation layer 4 and polyethylene protective layer 5 successively to the other places from the lining.
Be further described below in conjunction with accompanying drawing:
The glass fiber resin band twines continuous reinforced composite pipe successively by pipe layer 1, enhancement layer in the polyethylene, and promptly glass fiber resin band winding layer 2, crosslinked polyethylene clad 3, modification closed cell foam thermal insulation layer 4 and polyethylene protective layer 5 are formed.Wherein pipe 1 is an existing technology in the polyethylene, and the glass fiber resin band that enhancement layer adopts also is an existing technology, and modification closed cell foam thermal insulating material is an existing technology also, does not narrate.
Glass fiber resin band provided by the invention twine continuous reinforced composite pipe enhancement layer be spirally wound on successively in the polyethylene by laminated glass fibre resin band and form on the pipe layer 1; Different according to the tubing pressure; The angle of twining is different, twines the different numbers of plies, and the number of plies of winding is many more; The angle of twining is more little, and the pressure that tubing bears is big more.
The glass fiber resin band axially rotates through Wiring apparatus; The axial motion that pipe 1 is done at the uniform velocity in the polyethylene; Make the interior pipe 1 of glass fiber resin band and polyethylene axially be the winding of different gradients, pipe 1 skin forms first layer glass fiber resin band spiral enhancement layer 2a in polyethylene; After this, through heating equipment, make pipe 1 blending curing in glass fiber resin band and the polyethylene.
When twining second layer glass fiber resin band; The axial motion that pipe 1 is still done at the uniform velocity in the polyethylene; The glass fiber resin band of glass fiber resin band and first layer glass fiber resin band enhancement layer 2a is twined opposite direction be different gradient around managing in the polyethylene; And twine according to forming closely spaced form of screw between the tape that makes second layer glass fiber resin band, form the second glass fiber resin band spiral enhancement layer 2.
After this; According to design demand; Successively that the glass fiber resin band is opposite with preceding one deck enhancement layer direction is twined, and in order to make firm being wrapped in the polyethylene on the pipe of glass fiber resin band, what keep managing in glass fiber resin band and the polyethylene axially is the different angle of gradient; And according to forming closely spaced form of screw winding between the tape that makes the glass fiber resin band, till being wound to the required number of plies.
Every layer of body that winds enhancement layer makes pipe blending curing in glass fiber resin band and the polyethylene through heating equipment.And, filling is carried out in these gaps through being coated on outer field crosslinked polyethylene clad 3 extruding of enhancement layer, laminated glass fibre resin band spiral enhancement layer is locked in the appropriate position.Crosslinked polyethylene layer 3 is as clad, and modification layer of closed-cell foam 4 is as thermal insulation layer, and polyethylene layer 5 is as the ectosome protective layer.
Below to strengthen the numbers of plies with 8 layers of glass fiber resin band spiral be that example describes.
As stated, on interior pipe 1, twine the first glass fiber resin band spiral enhancement layer 2a
Twine the second glass fiber resin band spiral enhancement layer 2b, the 3rd glass fiber resin band spiral enhancement layer 2c, the 4th glass fiber resin band spiral enhancement layer 2d, the 5th glass fiber resin band spiral enhancement layer 2e, the 6th glass fiber resin band spiral enhancement layer 2f, the 7th glass fiber resin band spiral enhancement layer 2g and the 8th glass fiber resin band spiral enhancement layer 2m successively in the first glass fiber resin band spiral enhancement layer 2a outside.The glass fiber resin band of the every layer of enhancement layer all winding direction with preceding one deck glass fiber resin band is opposite; With manage in the polyethylene axially be the different angle of gradient, and twine according to forming closely spaced form of screw between the tape of each layer glass fiber resin band.Twine the back through heating equipment, interior pipe 1 blending of glass fiber resin tape and polyethylene is solidified.
Specifically: in the first layer glass fiber resin band spiral enhancement layer 2a outside; The direction opposite with it with the glass fiber resin band with and polyethylene in angle between the axial slope of managing 35 to 50 degree twine around spiral, form second layer glass fiber resin band spiral enhancement layer 2b.Twine to form closely spaced mode between the glass fiber resin band of second layer glass fiber resin band spiral enhancement layer 2b.Twine the back through heating equipment, interior pipe 1 blending of second layer glass fiber resin band and polyethylene is solidified.
The resin strip edge of triplex glass fibre resin band spiral enhancement layer 2c and the opposite direction of second layer glass fiber resin band spiral enhancement layer 2b; Angle in same and the polyethylene between axial slope 40 degree to 55 degree of pipe is twined around spiral, and the closely spaced mode of formation is twined; Twine the back through heating equipment, the interior pipe blending 1 of triplex glass fibre resin band and polyethylene is solidified.
The resin strip edge and the opposite direction of triplex glass fibre resin band spiral enhancement layer 2c of four-layer glass fibre resin band spiral enhancement layer 2d; With with polyethylene in the angle of the axial slope of managing 55 to 80 degree twine around spiral, make to form closely spaced mode between the four-layer glass fibre resin band and twine; Twine the back through heating equipment, interior pipe 1 blending of four-layer glass fibre resin band and polyethylene is solidified.
The resin strip edge and the opposite direction of four-layer glass fibre resin band spiral enhancement layer 2c of layer 5 glass fiber resin band spiral enhancement layer 2d; With with polyethylene in the axial slope of managing 15 to 35 degree angles twine around spiral, make to form closely spaced mode between the layer 5 glass fiber resin band and twine; Twine the back through heating equipment, interior pipe 1 blending of layer 5 glass fiber resin tape and polyethylene is solidified.
The resin tape edge of layer 6 glass fiber resin band spiral enhancement layer 2d and the opposite direction of layer 5 glass dimension resin strip spiral enhancement layer 2c; With with polyethylene in the angle of the axial slope of managing 20 to 35 degree twine around spiral, make to form closely spaced mode between the layer 6 glass fiber resin band and twine; Twine the back through heating equipment, interior pipe 1 blending of layer 6 glass fiber resin tape and polyethylene is solidified.
The resin strip edge of layer 7 glass fiber resin band spiral enhancement layer 2g and the opposite direction of layer 6 glass fiber resin band spiral enhancement layer 2f; And with polyethylene in the angle of the axial slope of managing 30 to 45 degree twine around spiral, make to form closely spaced mode between the tape of layer 7 glass fiber resin band and twine; Twine the back through heating equipment, interior pipe 1 blending of layer 7 glass fiber resin tape and polyethylene is solidified.
The resin strip edge of the 8th layer of glass fiber resin band spiral enhancement layer 2m and the opposite direction of layer 7 glass fiber resin band spiral enhancement layer 2g; And with polyethylene in the angle of the axial slope of managing 20 to 40 degree twine around spiral, make to form closely spaced mode between the 8th layer of glass fiber resin band and twine.Twine the back through heating equipment, interior pipe 1 blending of the 8th layer of glass fiber resin tape and polyethylene is solidified.
Outside the 8th layer of glass fiber resin band spiral enhancement layer 2m, coat crosslinked polyethylene clad 3; Extruding through crosslinked polyethylene clad 3; Filling is carried out in little gap between each layer glass fiber resin band, with second, third, the 4th, the 5th, the 6th, the 7th, the 8th glass fiber resin band spiral enhancement layer is locked in the appropriate position.
Modification closed cell foam thermal insulation layer 4 and polyethylene protective layer 5 on outside clad 3, coating successively more finally form the glass fiber resin band and twine continuous reinforced composite pipe.
The invention has the beneficial effects as follows that combining with the glass fiber resin band with pipe in the polyethylene forms continuous corrosion-resistant composite pipe.Length is made continuously on demand.Twine continuous reinforced composite pipe with steel band, steel wire and compare, body is light, corrosion-resistant.
Claims (10)
1. a glass fiber resin band twines continuous reinforced composite pipe; It is characterized in that; The innermost layer of this composite pipe is a pipe in, is wound with the glass fiber resin band spiral enhancement layer more than one deck on the pipe in this, is coated with the clad of crosslinked polyethylene layer on the glass fiber resin band spiral enhancement layer; On the crosslinked polyethylene layer, be coated with the thermal insulation layer of modification layer of closed-cell foam, thermal insulation layer is outward a polyethylene layer ectosome protective layer.
2. glass fiber resin band according to claim 1 twines continuous reinforced composite pipe, it is characterized in that, each layer glass fiber resin band in the said glass fiber resin band spiral enhancement layer and said interior tubular axis between be different amount.
3. glass fiber resin band according to claim 1 and 2 twines continuous reinforced composite pipe, it is characterized in that, in the said glass fiber resin band spiral enhancement layer, preceding one deck glass fiber resin band is opposite with the winding direction of back layer of glass resin strip.
4. glass fiber resin band according to claim 3 twines continuous reinforced composite pipe, it is characterized in that having the gap between said every layer of glass fiber resin band.
5. one kind prepares the method that the said glass fiber resin band of claim 1 twines continuous reinforced composite pipe, and its key step is:
1) the glass fiber resin band axially is the winding of different gradients on inner pipe, forms several layers glass fiber resin band enhancement layer at interior outer tube layer;
The composite pipe that 2) will be formed with several layers glass fiber resin band enhancement layer heats, and the blending of glass fiber resin band and interior pipe is solidified;
3) on the composite pipe that several layers glass fiber resin band enhancement layer is arranged of step 2 preparation, coat crosslinked polyethylene clad, modification closed cell foam thermal insulation layer and polyethylene protective layer successively, obtain the glass fiber resin band and twine continuous reinforced composite pipe.
6. preparation method according to claim 5, wherein, the winding of the different gradients in the step 1 is meant that the winding direction of winding direction and preceding one deck glass fiber resin band of each layer glass fiber resin band is opposite.
7. according to claim 5 or 6 described preparation methods, wherein, axially be 15 degree that different gradients are meant different direction on the interior pipe to 80 degree.
8. preparation method according to claim 7, wherein, interior pipe is the tubing of polythene material.
9. preparation method according to claim 7 wherein, when twining each layer glass fiber resin band, is formed with little gap between the tape.
10. preparation method according to claim 9, wherein, the little gap between each layer glass fiber resin band locks the position of each layer glass fiber resin band spiral enhancement layer through coating the extruding of crosslinked polyethylene clad.
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| CN2012102889571A CN102788199A (en) | 2012-08-15 | 2012-08-15 | Continuously reinforced composite tube winded by glass fiber resin band and preparation method |
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| CN2012102889571A CN102788199A (en) | 2012-08-15 | 2012-08-15 | Continuously reinforced composite tube winded by glass fiber resin band and preparation method |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103847106A (en) * | 2014-01-02 | 2014-06-11 | 天津耀德环保科技有限公司 | High-performance fiber reinforced polyethylene composite pipe and preparation method thereof |
| CN104613242A (en) * | 2014-12-01 | 2015-05-13 | 武汉理工大学 | Resin matrix composite interlayer structural tube and secondary winding manufacturing method thereof |
| CZ305681B6 (en) * | 2013-12-23 | 2016-02-03 | Magna Exteriors & Interiors (Bohemia) S.R.O. | Composite stiffener |
| CN105508747A (en) * | 2016-02-03 | 2016-04-20 | 河北永正环保设备有限公司 | Thermal-insulation thermoplastic reinforced composite tube and processing method thereof |
| CN108930846A (en) * | 2018-09-28 | 2018-12-04 | 杭州智海人工智能有限公司 | A kind of continuous reinforced thermoplastics multiple tube of metal tape winding |
| CN109093996A (en) * | 2018-07-12 | 2018-12-28 | 深圳市欧佩亚海洋工程有限公司 | A kind of ocean apply fiberglass reinforced flexibility pipe manufacturing method |
| CN111844678A (en) * | 2020-07-31 | 2020-10-30 | 中国石油大学(华东) | Composite material non-bonded flexible pipe, preparation method and application |
| CN112984233A (en) * | 2021-03-01 | 2021-06-18 | 临海伟星新型建材有限公司 | High-rigidity polyethylene composite pipe and preparation method thereof |
| CN113276395A (en) * | 2021-04-29 | 2021-08-20 | 宁波市江北宏菱新兴绝缘材料有限公司 | Seamless curing reinforcement ring production device and process |
| CN115051306A (en) * | 2022-06-07 | 2022-09-13 | 青岛中集创赢复合材料科技有限公司 | Cable sheath pipe and preparation method thereof |
| CN115214167A (en) * | 2022-09-20 | 2022-10-21 | 太原理工大学 | Equipment for manufacturing storage container by annularly and integrally winding multi-beam fiber double-layer spiral ring |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN103847106A (en) * | 2014-01-02 | 2014-06-11 | 天津耀德环保科技有限公司 | High-performance fiber reinforced polyethylene composite pipe and preparation method thereof |
| CN104613242A (en) * | 2014-12-01 | 2015-05-13 | 武汉理工大学 | Resin matrix composite interlayer structural tube and secondary winding manufacturing method thereof |
| CN104613242B (en) * | 2014-12-01 | 2016-09-21 | 武汉理工大学 | A kind of resin base composite sandwich structural pipe and secondary thereof are wound around manufacture method |
| CN105508747A (en) * | 2016-02-03 | 2016-04-20 | 河北永正环保设备有限公司 | Thermal-insulation thermoplastic reinforced composite tube and processing method thereof |
| CN109093996A (en) * | 2018-07-12 | 2018-12-28 | 深圳市欧佩亚海洋工程有限公司 | A kind of ocean apply fiberglass reinforced flexibility pipe manufacturing method |
| CN108930846A (en) * | 2018-09-28 | 2018-12-04 | 杭州智海人工智能有限公司 | A kind of continuous reinforced thermoplastics multiple tube of metal tape winding |
| CN111844678A (en) * | 2020-07-31 | 2020-10-30 | 中国石油大学(华东) | Composite material non-bonded flexible pipe, preparation method and application |
| CN112984233A (en) * | 2021-03-01 | 2021-06-18 | 临海伟星新型建材有限公司 | High-rigidity polyethylene composite pipe and preparation method thereof |
| CN113276395A (en) * | 2021-04-29 | 2021-08-20 | 宁波市江北宏菱新兴绝缘材料有限公司 | Seamless curing reinforcement ring production device and process |
| CN115051306A (en) * | 2022-06-07 | 2022-09-13 | 青岛中集创赢复合材料科技有限公司 | Cable sheath pipe and preparation method thereof |
| CN115214167A (en) * | 2022-09-20 | 2022-10-21 | 太原理工大学 | Equipment for manufacturing storage container by annularly and integrally winding multi-beam fiber double-layer spiral ring |
| CN115214167B (en) * | 2022-09-20 | 2022-12-09 | 太原理工大学 | Equipment for manufacturing storage container by annularly and integrally winding multi-beam fiber double-layer spiral ring |
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