CN104214445A - Multilayer composite pipe - Google Patents
Multilayer composite pipe Download PDFInfo
- Publication number
- CN104214445A CN104214445A CN201410504542.2A CN201410504542A CN104214445A CN 104214445 A CN104214445 A CN 104214445A CN 201410504542 A CN201410504542 A CN 201410504542A CN 104214445 A CN104214445 A CN 104214445A
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- CN
- China
- Prior art keywords
- layer
- resin mortar
- composite pipe
- fibre
- reinforced plastics
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- 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
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
Abstract
The invention discloses a multilayer composite pipe, which comprises a fiber-reinforced composite plastic inner layer, a first resin mortar layer, a first elastic layer, a metal layer, a second elastic layer, a second resin mortar layer and a fiber-reinforced composite plastic outer layer, wherein from inside to outside, the fiber-reinforced composite plastic inner layer, the first resin mortar layer, the first elastic layer, the metal layer, the second elastic layer, the second resin mortar layer and the fiber-reinforced composite plastic outer layer are sequentially connected in a sleeving way; the first resin mortar layer is formed by spirally winding a resin mortar body with sand grains on the outer surface of the fiber-reinforced composite plastic inner layer; the second resin mortar layer is formed by spirally winding the resin mortar body with the sand grains on the inner surface of the fiber-reinforced composite plastic outer layer; the metal layer is formed by a copper layer, a nickel layer and an aluminum layer from inside to outside; the copper layer and the nickel layer are mutually diffused at the bonding surface of the copper layer and the nickel layer; the nickel layer and the aluminum layer are mutually diffused at the bonding surface of the nickel layer and the aluminum layer. The multilayer composite pipe is good in anti-pressure ability, excellent in corrosion resistance, and good in durability.
Description
Technical field
The present invention relates to body equipment technology field, relate in particular to a kind of multi-layered composite pipe.
Background technique
Current, because various composite pipes have good usability and the feature such as quick and easy for installation, be widely used in industry, agricultural and life each field as conveyance conduit.In the building field pipelines such as water inlet, waste pipe, electric wire protective tube, often adopt composite pipe, under above-mentioned Environmental Conditions, require composite pipe to there is good compression resistance, serviceability and corrosion resistance.In prior art, composite pipe is often compound by adopting metal tube and plastic tube to carry out, and utilizes metal tube to improve good intensity, and utilizes plastic tube to make composite pipe have lower weight and corrosion resistance.But current composite pipe is often desirable not enough in the adhesive strength of each layer, especially, under varying temperature environment, due to the difference of each layer of thermal expansion coefficient, causes easily occurring delamination, affects the serviceability of composite pipe.
Summary of the invention
In order to solve the technical problem existing in background technique, the present invention proposes a kind of multi-layered composite pipe, the good and corrosion resistance excellent of its anti-pressure ability, and serviceability is good.
A kind of multi-layered composite pipe that the present invention proposes, comprise fibre-reinforced plastics internal layer, the first resin mortar layer, the first elasitic layer, metal layer, the second elasitic layer, the second resin mortar layer, fibre-reinforced plastics skin, from inside to outside, fibre-reinforced plastics internal layer, the first resin mortar layer, the first elasitic layer, metal layer, the second elasitic layer, the second resin mortar layer, fibre-reinforced plastics skin is socketed successively, the first resin mortar layer is that the resin sand slurry spirally winding with sand grains forms at the outer surface of fibre-reinforced plastics internal layer, the second resin mortar layer is that the resin sand slurry spirally winding with sand grains forms at the outer field internal surface of fibre-reinforced plastics, metal layer is from inside to outside by copper layer, nickel dam, aluminium lamination composition, the junction plane place phase interdiffusion of copper layer and nickel dam, the junction plane place phase interdiffusion of nickel dam and aluminium lamination.
Preferably, in metal layer, copper layer thickness: nickel layer thickness: aluminum layer thickness is 1:(0.01-0.03): (1-6).
Preferably, in the first resin mortar layer and the second resin mortar layer, sand grains all has sizes.
Preferably, the first elasitic layer thickness: metal layer thickness: the second elasitic layer thickness is (0.0015-0.0025): 1:(0.0015-0.0025).
In above-mentioned multi-layered composite pipe, fibre-reinforced plastics internal layer and fibre-reinforced plastics skin can provide good corrosion resistance for the internal surface of composite pipe and outer surface, the first resin mortar layer and the second resin mortar layer can improve the anti-stress ability of composite pipe tube axial direction, metal layer gets a promotion the mechanical strength of composite pipe, and the first elasitic layer, the second elasitic layer can promote respectively between the first resin mortar layer and metal layer, binding ability between metal layer and Article 2 resin mortar layer under thermal expansion repeatedly; Fibre-reinforced plastics internal layer and the first elasitic layer parcel, the second elasitic layer and the parcel of fibre-reinforced plastics skin to the second resin mortar layer to the first resin mortar layer, can effectively prevent coming off of sand grains in the first resin mortar layer and the second resin mortar layer; Metal layer is designed to copper layer, nickel dam, aluminium lamination three to be composited, can pass through aluminium lamination on the one hand, keeping on composite pipe mechanical property basis, reduce weight and the cost of whole composite pipe, on the other hand, can realize the good combination of copper layer and aluminium lamination by nickel dam transition, and the junction plane place phase interdiffusion of copper layer and nickel dam, nickel dam can further promote the integrality of whole metal layer with this hierarchical structure of junction plane place phase interdiffusion of aluminium lamination, thereby promotes the serviceability of composite pipe; Therefore, can make the good and corrosion resistance excellent of the anti-pressure ability of composite pipe, and serviceability is good.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of multi-layered composite pipe of proposing of the present invention;
Fig. 2 is the partial schematic sectional view of Fig. 1.
Embodiment
As depicted in figs. 1 and 2, Fig. 1 is the structural representation of a kind of multi-layered composite pipe of proposing of the present invention; Fig. 2 is the partial schematic sectional view of Fig. 1.
With reference to Fig. 1 and in conjunction with Fig. 2, in one embodiment, a kind of multi-layered composite pipe that the present invention proposes, comprise fibre-reinforced plastics internal layer 1, the first resin mortar layer 2, the first elasitic layer 3, metal layer 4, the second elasitic layer 5, the second resin mortar layer 6, fibre-reinforced plastics skin 7, from inside to outside, fibre-reinforced plastics internal layer 1, the first resin mortar layer 2, the first elasitic layer 3, metal layer 4, the second elasitic layer 5, the second resin mortar layer 6, fibre-reinforced plastics skin 7 is socketed successively, the first resin mortar layer 2 is for having the resin sand slurry spirally winding of sand grains in the outer surface formation of fibre-reinforced plastics internal layer 1, the second resin mortar layer 6 is for having the resin sand slurry spirally winding of sand grains in the internal surface formation of fibre-reinforced plastics skin 7, under above-mentioned design, fibre-reinforced plastics internal layer 1 and fibre-reinforced plastics skin 7 can provide good corrosion resistance for the internal surface of composite pipe and outer surface, the first resin mortar layer 2 and the second resin mortar layer 6 can improve the anti-stress ability of composite pipe tube axial direction, metal layer 4 gets a promotion the mechanical strength of composite pipe, and the first elasitic layer 3, the second elasitic layer 5 can promote respectively between the first resin mortar layer 2 and metal layer 4, binding ability between metal layer 4 and Article 2 resin mortar layer under thermal expansion repeatedly, the parcel of outer 7 pairs of the second resin mortar layers 6 of parcel to the first resin mortar layer 2 of fibre-reinforced plastics internal layer 1 and the first elasitic layer 3, the second elasitic layer 5 and fibre-reinforced plastics, can effectively prevent coming off of sand grains in the first resin mortar layer 2 and the second resin mortar layer 6, metal layer 4 is designed to from inside to outside by copper layer 41, nickel dam 42, aluminium lamination 43 forms, the junction plane place phase interdiffusion of copper layer 41 and nickel dam 42, the junction plane place phase interdiffusion of nickel dam 42 and aluminium lamination 43, , can pass through aluminium lamination 43 on the one hand, keeping on composite pipe mechanical property basis, reduce weight and the cost of whole composite pipe, on the other hand, can realize the good combination of copper layer 41 and aluminium lamination 43 by nickel dam 42 transition, and the junction plane place phase interdiffusion of copper layer 41 and nickel dam 42, nickel dam 42 and this hierarchical structure of junction plane place phase interdiffusion of aluminium lamination 43 can further promote the integrality of whole metal layer 4, thereby promote the serviceability of composite pipe, in the first resin mortar layer 2 and the second resin mortar layer 6, sand grains all has sizes, the size of sand grains can be chosen as 50 order-80 orders, thereby make in the first resin mortar layer 2 and the second resin mortar layer 6 the Bu Tong sand grains of size spatially can mutual dislocation interweave, can improve the performance of the first resin mortar layer 2 and the second resin mortar layer 6, wherein, the first elasitic layer 3 thickness: metal layer 4 thickness: the second elasitic layer 5 thickness are 0.002:1:0.002, copper layer 41 thickness: nickel dam 42 thickness: aluminium lamination 43 thickness are 1:0.02:4.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technological scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. a multi-layered composite pipe, is characterized in that, comprises fibre-reinforced plastics internal layer (1), the first resin mortar layer (2), the first elasitic layer (3), metal layer (4), the second elasitic layer (5), the second resin mortar layer (6), fibre-reinforced plastics skin (7), from inside to outside, fibre-reinforced plastics internal layer (1), the first resin mortar layer (2), the first elasitic layer (3), metal layer (4), the second elasitic layer (5), the second resin mortar layer (6), fibre-reinforced plastics skin (7) is socketed successively, the first resin mortar layer (2) is for having the resin sand slurry spirally winding of sand grains in the outer surface formation of fibre-reinforced plastics internal layer (1), the second resin mortar layer (6) is for having the resin sand slurry spirally winding of sand grains in the internal surface formation of fibre-reinforced plastics skin (7), and metal layer (4) is from inside to outside by copper layer (41), nickel dam (42), aluminium lamination (43) composition, the junction plane place phase interdiffusion of copper layer (41) and nickel dam (42), the junction plane place phase interdiffusion of nickel dam (42) and aluminium lamination (43).
2. multi-layered composite pipe according to claim 1, it is characterized in that, in metal layer (4), copper layer (41) thickness: nickel dam (42) thickness: aluminium lamination (43) thickness is 1:(0.01-0.03): (1-6).
3. multi-layered composite pipe according to claim 1, is characterized in that, in the first resin mortar layer (2) and the second resin mortar layer (6), sand grains all has sizes.
4. multi-layered composite pipe according to claim 1, it is characterized in that the first elasitic layer (3) thickness: metal layer (4) thickness: the second elasitic layer (5) thickness is (0.0015-0.0025): 1:(0.0015-0.0025).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410504542.2A CN104214445B (en) | 2014-09-26 | 2014-09-26 | A kind of multi-layered composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410504542.2A CN104214445B (en) | 2014-09-26 | 2014-09-26 | A kind of multi-layered composite pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104214445A true CN104214445A (en) | 2014-12-17 |
| CN104214445B CN104214445B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410504542.2A Active CN104214445B (en) | 2014-09-26 | 2014-09-26 | A kind of multi-layered composite pipe |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2492731Y (en) * | 2001-03-19 | 2002-05-22 | 佛山市澜石康泉净水工程有限公司 | Composite metal-plastic pipe |
| CN2644830Y (en) * | 2003-07-22 | 2004-09-29 | 马林远 | Multiple-layer composite tubes |
| CN101694252A (en) * | 2005-09-29 | 2010-04-14 | 积水化学工业株式会社 | Reinforced compound pipe and manufacture device thereof |
| CN201851794U (en) * | 2010-09-28 | 2011-06-01 | 江苏兴荣高新科技股份有限公司 | Novel copper-aluminum composite tube |
| CN204062214U (en) * | 2014-09-26 | 2014-12-31 | 安徽正石新型建材有限公司 | A kind of multi-layered composite pipe |
-
2014
- 2014-09-26 CN CN201410504542.2A patent/CN104214445B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2492731Y (en) * | 2001-03-19 | 2002-05-22 | 佛山市澜石康泉净水工程有限公司 | Composite metal-plastic pipe |
| CN2644830Y (en) * | 2003-07-22 | 2004-09-29 | 马林远 | Multiple-layer composite tubes |
| CN101694252A (en) * | 2005-09-29 | 2010-04-14 | 积水化学工业株式会社 | Reinforced compound pipe and manufacture device thereof |
| CN201851794U (en) * | 2010-09-28 | 2011-06-01 | 江苏兴荣高新科技股份有限公司 | Novel copper-aluminum composite tube |
| CN204062214U (en) * | 2014-09-26 | 2014-12-31 | 安徽正石新型建材有限公司 | A kind of multi-layered composite pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104214445B (en) | 2016-08-31 |
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Effective date of registration: 20180523 Address after: 241000 Anhui Anhui, Wuhu, Wuhu Anhui New Economic Development Zone Industrial Avenue 3399 (Anhui Zheng Shi new building materials Co., Ltd.) Patentee after: Anhui Gu Er Kang Pipe Industry Co., Ltd. Address before: 241100 3399 weft four road, new Wuyuan Industrial Park, Wuhu, Wuhu, Anhui Patentee before: ANHUI ZHENGSHI NEW BUILDING MATERIAL CO., LTD. |