CN201507728U - Continuous fiber reinforcement thermoplastic compound pipeline - Google Patents

Continuous fiber reinforcement thermoplastic compound pipeline Download PDF

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Publication number
CN201507728U
CN201507728U CN2008202313937U CN200820231393U CN201507728U CN 201507728 U CN201507728 U CN 201507728U CN 2008202313937 U CN2008202313937 U CN 2008202313937U CN 200820231393 U CN200820231393 U CN 200820231393U CN 201507728 U CN201507728 U CN 201507728U
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CN
China
Prior art keywords
layer
continuous fiber
enhancement layer
tube
fabric
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Expired - Lifetime
Application number
CN2008202313937U
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Chinese (zh)
Inventor
杨兆敏
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DALIAN YUXING WATER PURIFYING EQUIPMENT Co Ltd
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DALIAN YUXING WATER PURIFYING EQUIPMENT Co Ltd
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Priority to CN2008202313937U priority Critical patent/CN201507728U/en
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Publication of CN201507728U publication Critical patent/CN201507728U/en
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Abstract

The utility model discloses a continuous fiber reinforcement thermoplastic compound pipeline, belonging to the technical field of double wall tubes; the compound pipeline can be designed into an at least three-layer structure, and each layer takes thermoplastic resin as a basal body and takes continuous fiber with different content or the textile thereof as the reinforcement material, and the continuous fiber or the textile thereof are paved in a longitudinal way, a winding way and a weaving way; the compound pipeline can improve the shock resistance, ageing resistance and weather fastness, so as to optimize the utilization and performance of the material of each-layer structure of the compound pipeline, not only greatly save a great amount of the material, but also have good mechanical property and chemical performance.

Description

A kind of continuous fiber reinforced thermoplastic compound tube
Technical field
The present invention relates to a kind of is reinforcing material with the continuous fiber, is the multiple tube of element body with the thermoplastic resin, belongs to the bimetallic tube technical field.
Background technique
Adopt fibre-reinforced thermoplastic compound tube to mainly contain reinforced PVC plastic tube (GFPVC), flexible thermoplastic reinforced plastic composite pipe (RTP), plastic-al pipe and plastic steel pipe at present.Reinforced PVC plastic tube (GFPVC) is to add a certain amount of short glass fiber or with continuous glass fibre preimpregnation Corvic, be cut into the back extrusion modling on extrusion press of material grain in Corvic.The internal layer of flexible thermoplastic reinforced plastic composite pipe (RTP) and skin all are high density polyethylene (HDPE) (HDPE), and the mesosphere is the aramid fibre enhancement layer; Production technology is hdpe layer (HDPE) pipe in the extruding earlier, at its positive and negative staggered winding aramid fibre reinforcing band in surface, pushes high density polyethylene (HDPE) (HDPE) external protection at last then.The mesosphere of plastic-al pipe and plastic steel pipe is aluminum pipe or steel pipe (be as application number 01114155.7 the disclosed high-strength composite glass steel pipe of Chinese invention patent application), inside and outside extruding one deck thermoplastic." plastics science and technology " in April, 2007, the version magazine was delivered the article of a piece " preparation of continuous fiber reinforced thermoplastic composite material and moulding " by name, discuss the preparation process of continuous fiber reinforced thermoplastic plastic sheet material and the moulding process of continuous fiber reinforced thermoplastic plastic product, and discussed the progress of domestic continuous fiber reinforced thermoplastic plastic product producing process.
More than these reinforced thermoplastic pressure pipings all be to add reinforcing material therebetween form to strengthen construction layer, internal and external layer all is pure plastic resin layer, can add a small amount of short fibre that strengthens in the mesosphere individually.
Summary of the invention
The present invention seeks to the continuous fiber reinforcing material is joined in each structural level of multiple tube, make the design of product more flexible, performance is more superior, materials are economized most, reach the disposable thermoplasticity pressure piping that produces continuously.
A kind of continuous fiber reinforced thermoplastic multiple tube disclosed in this invention comprises inside liner, outer surface layer and enhancement layer, comprises one deck enhancement layer at least between inside liner and the outer surface layer.Inside liner, outer surface layer and enhancement layer all are to be matrix with the thermoplastic resin, are reinforcing material with continuous fiber or its fabric; The continuous fiber of inside liner and outer surface layer or its fabric content are that 40-50%, resin content are 50-60%; The continuous fiber of enhancement layer or its fabric content are that 60-70%, resin content are 30-40%.Thermoplastic resin is polyethylene, polypropylene or polyamide.Continuous fiber is glass fibre, carbon fiber, boron fiber, basalt fibre or aramid fibre.Continuous fiber in every layer of structure or its fabric are laid with vertical, winding or weaving manner.
The enhancement layer of multiple tube can comprise inboard enhancement layer and outside enhancement layer is two-layer; Inboard enhancement layer constitutes the matrix of inboard enhancement layer to twine or weaving manner laying continuous fiber or its fabric with the polyethylene resin dipping; Outside enhancement layer is laid continuous fiber or its fabric in vertical mode, constitutes the matrix of outside enhancement layer with the polyethylene resin dipping; The resin content of inboard enhancement layer and outside enhancement layer is 35%, fibre content is 65%.The inside liner of multiple tube is laid continuous fiber or its fabric with vertical laying or with braiding, with the matrix of thermoplastic resin impregnated formation inside liner; The resin content of inside liner is 60%, fibre content is 40%.The outer surface layer of multiple tube is laid continuous fiber or its fabric with weaving manner, constitutes the matrix of outer surface layer with the polyethylene resin dipping; The resin content of outer surface layer is 55%, fibre content is 45%.
The enhancement layer of multiple tube comprises three layers of inboard enhancement layer, middle enhancement layer and outside enhancement layers; Inboard enhancement layer is laid continuous fiber or its fabric with canoe, with the matrix of the inboard enhancement layer of thermoplastic resin impregnated formation; Middle enhancement layer is laid continuous fiber or its fabric in vertical mode, with the thermoplastic resin impregnated matrix that constitutes middle enhancement layer; Outside enhancement layer is laid continuous fiber or its fabric with canoe, with the thermoplastic resin impregnated matrix that constitutes outside enhancement layer; The resin content of inboard enhancement layer, middle enhancement layer and outside enhancement layer is 35%, fibre content is 65%.Inside liner is laid continuous fiber or its fabric with vertical laying or with braiding, with the matrix of thermoplastic resin impregnated formation inside liner; The resin content of inside liner is 65%, fibre content is 35%.Outer surface layer is laid continuous fiber or its fabric with weaving manner, constitutes the matrix of outer surface layer with the polyethylene resin dipping; The resin content of outer surface layer is 55%, fibre content is 45%.
Multiple tube disclosed in this invention is to be matrix with the thermoplastic resin, and wherein thermoplastic resin mainly comprises polyethylene, polypropylene, polyamide etc.Thermoplasticity master's copolymer resin and cellulon thereof, reinforcing fiber mainly is glass fibre, carbon fiber, boron fiber, basalt fibre, aramid fibre etc. continuously.The thermoplasticity pressure tube that this continuous fiber strengthens can be designed at least three layers or more multi-layered structure according to the size of caliber and the height of working pressure grade, and all has the continuous fiber of different fibre contents or its fabric to strengthen in each layer.Continuous fiber in every layer of structure or its fabric are laid with vertical, winding or weaving manner.
Particularly in inside liner and outer surface layer, add a certain amount of continuous reinforcing fiber, can improve its shock resistance, ageing-resistant, temperature tolerance, performances such as weatherability, thereby make goods obtain optimum performance, simultaneously can also be according to the requirement of the specification and the usability of goods, conveniently flexibly product structure is designed, so just can make the every layer of structural material utilization and the performance of the continuous fiber reinforced thermoplastic multiple tube of this multi-layer structure obtain optimum optimization, not only can save wide variety of materials, and have excellent more mechanical property and chemical property than other fiber reinforcement type thermoplastic compound tubes again.
Therefore can put it briefly, this its feature of continuous fiber reinforced thermoplastic multiple tube just is all to be strengthened by continuous fiber or its fabric in every layer of structure of thermoplasticity pressure tube, wherein inside liner and external layer are rich resin, and continuous fiber or continuous-filament woven fabric content are that 40-50%, resin content are 50-60%; Middle enhancement layer continuous fiber or continuous-filament woven fabric content are that 60-70%, resin content are 30-40%.
Description of drawings
Fig. 1 is that the present invention contains double-deck enhancement layer cross-sectional view;
Embodiment
First embodiment
1 has represented a kind of four layers of continuous fiber reinforced thermoplastic multiple tube structure cross sectional view of the present invention with reference to the accompanying drawings, four layers of thermoplastic resin plastic pressure piping of the present invention as shown in the figure immerse thermoplastic resin by continuous fiber or continuous-filament woven fabric as reinforcing material makes moulding, it is characterized in that the every layer of structure that constitutes tube wall all strengthened by continuous fiber or its fabric.
First layer is an inside liner, is vertically laid or the braiding laying by continuous fiber, by thermoplastic resin impregnated one-tenth inside liner.As to adopt density be 600Tex or 2400Tex alkali-free glass fibre, adopts the HDPE-80 high-density polyethylene resin, adopts the formed by extrusion and tension technology to prepare the first layer inside liner, and resin content is 60% in this layer structure, fibre content is 40%.The second layer, the 3rd layer are that continuous fiber strengthens construction layer, and the second layer is inboard enhancement layer, and the 3rd layer is outside enhancement layer; Wherein the second layer is that continuous fiber twines or the winding of weaving cotton cloth, and vertically lays for continuous fiber for the 3rd layer; The two-layer HDPE-80 high-density polyethylene resin dipping of all using constitutes simultaneously and strengthens construction layer, and wherein resin content is 35%, fibre content is 65%.As to adopt density be 2400Tex glass fiber yarn group, adopts aramid fibre gauze (100g/m 2, wide 100mm) twine, strengthen construction layer by heating, cooling shaping mould moulding then, being immersed in of resin adopts the RTM technology to realize in the heating mould.The 4th layer is outer surface layer, is laid by continuous fiber braiding to form, and adopts the HDPE-80 high-density polyethylene resin, and wherein resin content is 55%, fibre content is 45%.As to adopt 120 density be the 600Tex alkali-free glass fibre yarn, utilizes knitting machine to lay one deck reinforcing fiber strengthening the construction layer outside, immerse the mold heated dipping then and go up thermoplastic resin, and through the cooling and shaping moulding.
More than the design wall thickness of each layer be respectively: first layer 1mm, second layer 2mm, the 3rd layer of 1mm, the 4th layer of 1mm, constituting total wall thickness is the fiber reinforcement type thermoplastic composite tube of 5mm, is example with the internal diameter for the 62mm pipe, its working pressure can reach 10MPa, bursting pressure can reach 15MPa, compares with common same specification HDPE high-density polyethylene resin pipe, and working pressure can improve more than 8 times at least.
Second embodiment
Multiple tube is a five-layer structure, is respectively from inside to outside: first layer is an inside liner, and resin content is 60% in this layer structure, fibre content is 40%; The second layer is inboard enhancement layer, and this layer continuous fiber or continuous-filament woven fabric are laid with canoe, and wherein resin content is 35%, fibre content is 65%; The 3rd layer is middle enhancement layer, and this layer continuous fiber be with vertical laying, and wherein resin content is 35%, fibre content is 65%; The 4th layer for for outside enhancement layer, and this layer continuous fiber or continuous-filament woven fabric are laid with canoe, and wherein resin content is 35%, fibre content is 65%; Layer 5 is an outer surface layer, and wherein resin content is 55%, fibre content is 45%.
Design wall thickness is 7mm, and wherein inside liner thickness is 1mm, and interior enhancing thickness is 2mm, and middle enhancement layer thickness is 1mm, and outer enhancement layer thickness is 2mm, and outer surface layer thickness is 1mm.With the internal diameter is that 62mm is an example, and its working pressure can reach 20MPa, and bursting pressure can reach 40MPa.
The 3rd embodiment
Multiple tube is six layers of structure, is respectively from inside to outside: first layer is an inside liner, and resin content is 60% in this layer structure, fibre content is 40%.The second layer is first enhancement layer, and this layer continuous fiber or continuous-filament woven fabric are laid with canoe, and wherein resin content is 35%, fibre content is 65%; The 3rd layer is second enhancement layer, and this layer continuous fiber be with vertical laying, and wherein resin content is 35%, fibre content is 65%; The 4th layer is the 3rd enhancement layer, and this layer continuous fiber or continuous-filament woven fabric are laid with canoe, and wherein resin content is 35%, fibre content is 65%; Layer 5 is the 4th enhancement layer, and wherein resin content is 35%, fibre content is 65%.Layer 6 is an outer surface layer, and wherein resin content is 55%, fibre content is 45%.
Design wall thickness is 8mm, and wherein inside liner thickness is 1mm, and the first enhancing thickness is 2mm, and the second enhancement layer thickness is 1mm, and the 3rd enhancement layer thickness is 1mm, and the 4th enhancement layer thickness is 2mm, and outer surface layer thickness is 1mm.With the internal diameter is that 62mm is an example, and its working pressure can reach 25MPa, and bursting pressure can reach 45MPa.
The above; only be the preferable embodiment of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to replacement or change according to technological scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.

Claims (10)

1. a continuous fiber reinforced thermoplastic compound tube is characterized in that, comprising: inside liner (1), outer surface layer (2), and enhancement layer; Comprise the described enhancement layer of one deck at least between described inside liner (1) and the described outer surface layer (2).
2. continuous fiber reinforced thermoplastic compound tube according to claim 1 is characterized in that: described thermoplastic resin is fat polyethylene, polypropylene or polyamide.
3. continuous fiber reinforced thermoplastic compound tube according to claim 1 is characterized in that: described continuous fiber is glass fibre, carbon fiber, boron fiber, basalt fibre or aramid fibre.
4. according to the arbitrary described continuous fiber reinforced thermoplastic compound tube of claim 1 to 3, it is characterized in that: the continuous fiber in described every layer of structure or its fabric are laid with vertical, winding, weaving manner.
5. a kind of continuous fiber reinforced thermoplastic compound tube according to claim 4, it is characterized in that: described multiple tube comprises two-layer enhancement layer, and inside liner (1) thickness is 1mm, and interior enhancement layer (3) thickness is 2mm, outer enhancement layer (4) thickness is 1mm, and outer surface layer (2) thickness is 1mm.
6. continuous fiber reinforced thermoplastic compound tube according to claim 5 is characterized in that: the enhancement layer of described multiple tube comprises inboard enhancement layer (3) and outside enhancement layer (4) is two-layer; Inboard enhancement layer (3) constitutes the matrix of inboard enhancement layer (3) to twine or weaving manner laying continuous fiber or its fabric with the polyethylene resin dipping; Outside enhancement layer (4) is laid continuous fiber or its fabric in vertical mode, constitutes the matrix of outside enhancement layer (4) with the polyethylene resin dipping.
7. continuous fiber reinforced thermoplastic compound tube according to claim 6, it is characterized in that: the inside liner of described multiple tube (1) is laid continuous fiber or its fabric with vertical laying or with braiding, with the thermoplastic resin impregnated matrix that constitutes outside enhancement layer (4); The outer surface layer of described multiple tube (2) is laid continuous fiber or its fabric with weaving manner, constitutes the matrix of outer surface layer (2) with the polyethylene resin dipping.
8. continuous fiber reinforced thermoplastic compound tube according to claim 4 is characterized in that: described multiple tube comprises three layers of enhancement layer, and inside liner thickness is 1mm, interior enhancement layer thickness is 2mm, middle enhancement layer thickness is 1mm, and outer enhancement layer thickness is 2mm, and outer surface layer thickness is 1mm.
9. continuous fiber reinforced thermoplastic compound tube according to claim 8 is characterized in that: described enhancement layer comprises three layers of inboard enhancement layer, middle enhancement layer and outside enhancement layers; Inboard enhancement layer is laid continuous fiber or its fabric with canoe, with the matrix of the inboard enhancement layer of thermoplastic resin impregnated formation; Middle enhancement layer is laid continuous fiber or its fabric in vertical mode, with the thermoplastic resin impregnated matrix that constitutes middle enhancement layer; Outside enhancement layer is laid continuous fiber or its fabric with canoe, with the thermoplastic resin impregnated matrix that constitutes outside enhancement layer.
10. continuous fiber reinforced thermoplastic compound tube according to claim 9 is characterized in that: the inside liner of described multiple tube is laid continuous fiber or its fabric with vertical laying or with braiding, with the matrix of thermoplastic resin impregnated formation inside liner; The outer surface layer of described multiple tube is laid continuous fiber or its fabric with weaving manner, constitutes the matrix of outer surface layer with the polyethylene resin dipping.
CN2008202313937U 2008-12-10 2008-12-10 Continuous fiber reinforcement thermoplastic compound pipeline Expired - Lifetime CN201507728U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102218836A (en) * 2011-01-30 2011-10-19 刘伟 Method for manufacturing large-scale composite tubular product by using prefabticated member
CN102537532A (en) * 2010-12-31 2012-07-04 福建亚通新材料科技股份有限公司 Plastic composite oil pipeline
CN102642316A (en) * 2012-04-24 2012-08-22 东华大学 Continuous preparation method of composite material tube
CN103075580A (en) * 2013-01-22 2013-05-01 江苏奇一科技有限公司 Continuous fiber reinforced thermoplastic composite high-pressure pipeline
CN103542189A (en) * 2013-11-06 2014-01-29 江苏奇一科技有限公司 Continuous fiber reinforced thermoplastic compound pipeline for oil-gas pipe network and production process of pipeline
CN103791174A (en) * 2012-11-01 2014-05-14 合肥杰事杰新材料股份有限公司 Composite wound thermoplastic glass-reinforced-plastic pipe and production method thereof
CN109027446A (en) * 2018-09-12 2018-12-18 上海英泰塑胶股份有限公司 Thermoplastic continuous fibers presoak kernmantle hot melt winding bellows and its manufacturing equipment

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102537532A (en) * 2010-12-31 2012-07-04 福建亚通新材料科技股份有限公司 Plastic composite oil pipeline
CN102218836A (en) * 2011-01-30 2011-10-19 刘伟 Method for manufacturing large-scale composite tubular product by using prefabticated member
CN102218836B (en) * 2011-01-30 2013-09-25 刘伟 Method for manufacturing large-scale composite tubular product by using prefabricated member
CN102642316A (en) * 2012-04-24 2012-08-22 东华大学 Continuous preparation method of composite material tube
CN102642316B (en) * 2012-04-24 2014-07-23 东华大学 Continuous preparation method of composite material tube
CN103791174B (en) * 2012-11-01 2017-10-31 合肥杰事杰新材料股份有限公司 A kind of combined type winding thermoplastic glass's steel tubing and preparation method thereof
CN103791174A (en) * 2012-11-01 2014-05-14 合肥杰事杰新材料股份有限公司 Composite wound thermoplastic glass-reinforced-plastic pipe and production method thereof
CN103075580B (en) * 2013-01-22 2014-12-10 江苏奇一科技有限公司 Continuous fiber reinforced thermoplastic composite high-pressure pipeline
CN103075580A (en) * 2013-01-22 2013-05-01 江苏奇一科技有限公司 Continuous fiber reinforced thermoplastic composite high-pressure pipeline
CN103542189A (en) * 2013-11-06 2014-01-29 江苏奇一科技有限公司 Continuous fiber reinforced thermoplastic compound pipeline for oil-gas pipe network and production process of pipeline
CN109027446A (en) * 2018-09-12 2018-12-18 上海英泰塑胶股份有限公司 Thermoplastic continuous fibers presoak kernmantle hot melt winding bellows and its manufacturing equipment
CN109027446B (en) * 2018-09-12 2021-04-13 上海英泰塑胶股份有限公司 Hot-melt winding corrugated pipe of thermoplastic continuous fiber prepreg braided rope and manufacturing equipment thereof

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Granted publication date: 20100616